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Finding the Fourth Proportional to 176,079.68, 242,988.54 and 95,507

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Solution

The fourth proportional to 176,079.68, 242,988.54 and 95,507 is: 131,798.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,079.68 : 242,988.54 = 95,507 : x
  2. Step 2: Convert to fraction form
    176,079.68/242,988.54 = 95,507/x
  3. Step 3: Cross multiply
    176,079.68x = 242,988.54 × 95,507
  4. Step 4: Simplify right side
    176,079.68x = 23,207,106,489.78
  5. Step 5: Solve for x
    x = 23,207,106,489.78/176,079.68
  6. Step 6: Final answer
    x = 131,798.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.