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Finding the Fourth Proportional to 375,677.86, 563,609.06 and 109,440.71

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Solution

The fourth proportional to 375,677.86, 563,609.06 and 109,440.71 is: 164,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,677.86 : 563,609.06 = 109,440.71 : x
  2. Step 2: Convert to fraction form
    375,677.86/563,609.06 = 109,440.71/x
  3. Step 3: Cross multiply
    375,677.86x = 563,609.06 × 109,440.71
  4. Step 4: Simplify right side
    375,677.86x = 61,681,775,688.83
  5. Step 5: Solve for x
    x = 61,681,775,688.83/375,677.86
  6. Step 6: Final answer
    x = 164,187.94

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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.