Home / 115,157,794.02-158,917,743.63-62,947,037.58

Finding the Fourth Proportional to 115,157,794.02, 158,917,743.63 and 62,947,037.58

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Solution

The fourth proportional to 115,157,794.02, 158,917,743.63 and 62,947,037.58 is: 86,866,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,157,794.02 : 158,917,743.63 = 62,947,037.58 : x
  2. Step 2: Convert to fraction form
    115,157,794.02/158,917,743.63 = 62,947,037.58/x
  3. Step 3: Cross multiply
    115,157,794.02x = 158,917,743.63 × 62,947,037.58
  4. Step 4: Simplify right side
    115,157,794.02x = 10,003,401,180,406,416
  5. Step 5: Solve for x
    x = 10,003,401,180,406,416/115,157,794.02
  6. Step 6: Final answer
    x = 86,866,905.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.