Home / 127,759.02-191,661.66-52,838.52

Finding the Fourth Proportional to 127,759.02, 191,661.66 and 52,838.52

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Solution

The fourth proportional to 127,759.02, 191,661.66 and 52,838.52 is: 79,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,759.02 : 191,661.66 = 52,838.52 : x
  2. Step 2: Convert to fraction form
    127,759.02/191,661.66 = 52,838.52/x
  3. Step 3: Cross multiply
    127,759.02x = 191,661.66 × 52,838.52
  4. Step 4: Simplify right side
    127,759.02x = 10,127,118,455.14
  5. Step 5: Solve for x
    x = 10,127,118,455.14/127,759.02
  6. Step 6: Final answer
    x = 79,267.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.