Home / 224,720.73-310,088.66-129,258.18

Finding the Fourth Proportional to 224,720.73, 310,088.66 and 129,258.18

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Solution

The fourth proportional to 224,720.73, 310,088.66 and 129,258.18 is: 178,361.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,720.73 : 310,088.66 = 129,258.18 : x
  2. Step 2: Convert to fraction form
    224,720.73/310,088.66 = 129,258.18/x
  3. Step 3: Cross multiply
    224,720.73x = 310,088.66 × 129,258.18
  4. Step 4: Simplify right side
    224,720.73x = 40,081,495,183.95
  5. Step 5: Solve for x
    x = 40,081,495,183.95/224,720.73
  6. Step 6: Final answer
    x = 178,361.36

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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.