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Finding the Fourth Proportional to 175,482.61, 242,195.78 and 99,023.38

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Solution

The fourth proportional to 175,482.61, 242,195.78 and 99,023.38 is: 136,669.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,482.61 : 242,195.78 = 99,023.38 : x
  2. Step 2: Convert to fraction form
    175,482.61/242,195.78 = 99,023.38/x
  3. Step 3: Cross multiply
    175,482.61x = 242,195.78 × 99,023.38
  4. Step 4: Simplify right side
    175,482.61x = 23,983,044,757.34
  5. Step 5: Solve for x
    x = 23,983,044,757.34/175,482.61
  6. Step 6: Final answer
    x = 136,669.07

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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.