Home / 369,538.10-554,387.79-113,372.06

Finding the Fourth Proportional to 369,538.10, 554,387.79 and 113,372.06

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Solution

The fourth proportional to 369,538.10, 554,387.79 and 113,372.06 is: 170,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,538.10 : 554,387.79 = 113,372.06 : x
  2. Step 2: Convert to fraction form
    369,538.10/554,387.79 = 113,372.06/x
  3. Step 3: Cross multiply
    369,538.10x = 554,387.79 × 113,372.06
  4. Step 4: Simplify right side
    369,538.10x = 62,852,083,444.35
  5. Step 5: Solve for x
    x = 62,852,083,444.35/369,538.10
  6. Step 6: Final answer
    x = 170,082.82

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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.