Home / 145,522.32-200,802.84-91,787.04

Finding the Fourth Proportional to 145,522.32, 200,802.84 and 91,787.04

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Solution

The fourth proportional to 145,522.32, 200,802.84 and 91,787.04 is: 126,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,522.32 : 200,802.84 = 91,787.04 : x
  2. Step 2: Convert to fraction form
    145,522.32/200,802.84 = 91,787.04/x
  3. Step 3: Cross multiply
    145,522.32x = 200,802.84 × 91,787.04
  4. Step 4: Simplify right side
    145,522.32x = 18,431,098,307.19
  5. Step 5: Solve for x
    x = 18,431,098,307.19/145,522.32
  6. Step 6: Final answer
    x = 126,654.79

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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.