Home / 90,258.41-124,564.96-49,972.17

Finding the Fourth Proportional to 90,258.41, 124,564.96 and 49,972.17

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Solution

The fourth proportional to 90,258.41, 124,564.96 and 49,972.17 is: 68,966.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,258.41 : 124,564.96 = 49,972.17 : x
  2. Step 2: Convert to fraction form
    90,258.41/124,564.96 = 49,972.17/x
  3. Step 3: Cross multiply
    90,258.41x = 124,564.96 × 49,972.17
  4. Step 4: Simplify right side
    90,258.41x = 6,224,781,659.13
  5. Step 5: Solve for x
    x = 6,224,781,659.13/90,258.41
  6. Step 6: Final answer
    x = 68,966.22

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1.5x scale

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.