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Finding the Fourth Proportional to 375,776.16, 563,663.04 and 95,292.72

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Solution

The fourth proportional to 375,776.16, 563,663.04 and 95,292.72 is: 142,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,776.16 : 563,663.04 = 95,292.72 : x
  2. Step 2: Convert to fraction form
    375,776.16/563,663.04 = 95,292.72/x
  3. Step 3: Cross multiply
    375,776.16x = 563,663.04 × 95,292.72
  4. Step 4: Simplify right side
    375,776.16x = 53,712,984,245.07
  5. Step 5: Solve for x
    x = 53,712,984,245.07/375,776.16
  6. Step 6: Final answer
    x = 142,938.78

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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.