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Finding the Fourth Proportional to 376,377.12, 564,523.47 and 110,139.66

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Solution

The fourth proportional to 376,377.12, 564,523.47 and 110,139.66 is: 165,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,377.12 : 564,523.47 = 110,139.66 : x
  2. Step 2: Convert to fraction form
    376,377.12/564,523.47 = 110,139.66/x
  3. Step 3: Cross multiply
    376,377.12x = 564,523.47 × 110,139.66
  4. Step 4: Simplify right side
    376,377.12x = 62,176,423,047.82
  5. Step 5: Solve for x
    x = 62,176,423,047.82/376,377.12
  6. Step 6: Final answer
    x = 165,197.14

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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.