Home / 137,489.34-206,093.89-125,368.53

Finding the Fourth Proportional to 137,489.34, 206,093.89 and 125,368.53

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Solution

The fourth proportional to 137,489.34, 206,093.89 and 125,368.53 is: 187,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,489.34 : 206,093.89 = 125,368.53 : x
  2. Step 2: Convert to fraction form
    137,489.34/206,093.89 = 125,368.53/x
  3. Step 3: Cross multiply
    137,489.34x = 206,093.89 × 125,368.53
  4. Step 4: Simplify right side
    137,489.34x = 25,837,688,031.28
  5. Step 5: Solve for x
    x = 25,837,688,031.28/137,489.34
  6. Step 6: Final answer
    x = 187,925.03

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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.