Home / 245,723.02-368,584.26-77,258.10

Finding the Fourth Proportional to 245,723.02, 368,584.26 and 77,258.10

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Solution

The fourth proportional to 245,723.02, 368,584.26 and 77,258.10 is: 115,887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,723.02 : 368,584.26 = 77,258.10 : x
  2. Step 2: Convert to fraction form
    245,723.02/368,584.26 = 77,258.10/x
  3. Step 3: Cross multiply
    245,723.02x = 368,584.26 × 77,258.10
  4. Step 4: Simplify right side
    245,723.02x = 28,476,120,709.98
  5. Step 5: Solve for x
    x = 28,476,120,709.98/245,723.02
  6. Step 6: Final answer
    x = 115,887.07

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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.