Home / 235,139.60-352,373.15-187,898.36

Finding the Fourth Proportional to 235,139.60, 352,373.15 and 187,898.36

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Solution

The fourth proportional to 235,139.60, 352,373.15 and 187,898.36 is: 281,578.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,139.60 : 352,373.15 = 187,898.36 : x
  2. Step 2: Convert to fraction form
    235,139.60/352,373.15 = 187,898.36/x
  3. Step 3: Cross multiply
    235,139.60x = 352,373.15 × 187,898.36
  4. Step 4: Simplify right side
    235,139.60x = 66,210,335,700.91
  5. Step 5: Solve for x
    x = 66,210,335,700.91/235,139.60
  6. Step 6: Final answer
    x = 281,578.84

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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.