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Finding the Fourth Proportional to 175,602.78, 242,331.84 and 95,030.31

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Solution

The fourth proportional to 175,602.78, 242,331.84 and 95,030.31 is: 131,141.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,602.78 : 242,331.84 = 95,030.31 : x
  2. Step 2: Convert to fraction form
    175,602.78/242,331.84 = 95,030.31/x
  3. Step 3: Cross multiply
    175,602.78x = 242,331.84 × 95,030.31
  4. Step 4: Simplify right side
    175,602.78x = 23,028,869,878.07
  5. Step 5: Solve for x
    x = 23,028,869,878.07/175,602.78
  6. Step 6: Final answer
    x = 131,141.83

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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.