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Finding the Fourth Proportional to 375,543.86, 563,316.21 and 95,061.11

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Solution

The fourth proportional to 375,543.86, 563,316.21 and 95,061.11 is: 142,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,543.86 : 563,316.21 = 95,061.11 : x
  2. Step 2: Convert to fraction form
    375,543.86/563,316.21 = 95,061.11/x
  3. Step 3: Cross multiply
    375,543.86x = 563,316.21 × 95,061.11
  4. Step 4: Simplify right side
    375,543.86x = 53,549,464,203.59
  5. Step 5: Solve for x
    x = 53,549,464,203.59/375,543.86
  6. Step 6: Final answer
    x = 142,591.77

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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.