Home / 369,388.28-554,082.53-88,905.53

Finding the Fourth Proportional to 369,388.28, 554,082.53 and 88,905.53

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Solution

The fourth proportional to 369,388.28, 554,082.53 and 88,905.53 is: 133,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,388.28 : 554,082.53 = 88,905.53 : x
  2. Step 2: Convert to fraction form
    369,388.28/554,082.53 = 88,905.53/x
  3. Step 3: Cross multiply
    369,388.28x = 554,082.53 × 88,905.53
  4. Step 4: Simplify right side
    369,388.28x = 49,261,001,934.07
  5. Step 5: Solve for x
    x = 49,261,001,934.07/369,388.28
  6. Step 6: Final answer
    x = 133,358.32

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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.