Home / 238,385.20-357,890.32-159,850.84

Finding the Fourth Proportional to 238,385.20, 357,890.32 and 159,850.84

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Solution

The fourth proportional to 238,385.20, 357,890.32 and 159,850.84 is: 239,985.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,385.20 : 357,890.32 = 159,850.84 : x
  2. Step 2: Convert to fraction form
    238,385.20/357,890.32 = 159,850.84/x
  3. Step 3: Cross multiply
    238,385.20x = 357,890.32 × 159,850.84
  4. Step 4: Simplify right side
    238,385.20x = 57,209,068,279.87
  5. Step 5: Solve for x
    x = 57,209,068,279.87/238,385.20
  6. Step 6: Final answer
    x = 239,985.82

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1.5x scale

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.