Home / 187,409.46-281,029.65-92,602.65

Finding the Fourth Proportional to 187,409.46, 281,029.65 and 92,602.65

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Solution

The fourth proportional to 187,409.46, 281,029.65 and 92,602.65 is: 138,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,409.46 : 281,029.65 = 92,602.65 : x
  2. Step 2: Convert to fraction form
    187,409.46/281,029.65 = 92,602.65/x
  3. Step 3: Cross multiply
    187,409.46x = 281,029.65 × 92,602.65
  4. Step 4: Simplify right side
    187,409.46x = 26,024,090,318.57
  5. Step 5: Solve for x
    x = 26,024,090,318.57/187,409.46
  6. Step 6: Final answer
    x = 138,862.20

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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.