Home / 252,098.08-347,888.40-137,374.24

Finding the Fourth Proportional to 252,098.08, 347,888.40 and 137,374.24

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Solution

The fourth proportional to 252,098.08, 347,888.40 and 137,374.24 is: 189,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,098.08 : 347,888.40 = 137,374.24 : x
  2. Step 2: Convert to fraction form
    252,098.08/347,888.40 = 137,374.24/x
  3. Step 3: Cross multiply
    252,098.08x = 347,888.40 × 137,374.24
  4. Step 4: Simplify right side
    252,098.08x = 47,790,904,554.82
  5. Step 5: Solve for x
    x = 47,790,904,554.82/252,098.08
  6. Step 6: Final answer
    x = 189,572.66

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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.