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Finding the Fourth Proportional to 375,881.07, 563,681.07 and 151,165.56

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Solution

The fourth proportional to 375,881.07, 563,681.07 and 151,165.56 is: 226,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,881.07 : 563,681.07 = 151,165.56 : x
  2. Step 2: Convert to fraction form
    375,881.07/563,681.07 = 151,165.56/x
  3. Step 3: Cross multiply
    375,881.07x = 563,681.07 × 151,165.56
  4. Step 4: Simplify right side
    375,881.07x = 85,209,164,607.95
  5. Step 5: Solve for x
    x = 85,209,164,607.95/375,881.07
  6. Step 6: Final answer
    x = 226,691.82

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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.