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Finding the Fourth Proportional to 238,465.62, 357,750.98 and 132,004.86

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Solution

The fourth proportional to 238,465.62, 357,750.98 and 132,004.86 is: 198,036.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,465.62 : 357,750.98 = 132,004.86 : x
  2. Step 2: Convert to fraction form
    238,465.62/357,750.98 = 132,004.86/x
  3. Step 3: Cross multiply
    238,465.62x = 357,750.98 × 132,004.86
  4. Step 4: Simplify right side
    238,465.62x = 47,224,868,029.76
  5. Step 5: Solve for x
    x = 47,224,868,029.76/238,465.62
  6. Step 6: Final answer
    x = 198,036.38

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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.