Home / 252,045.47-347,826.76-137,329.53

Finding the Fourth Proportional to 252,045.47, 347,826.76 and 137,329.53

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Solution

The fourth proportional to 252,045.47, 347,826.76 and 137,329.53 is: 189,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,045.47 : 347,826.76 = 137,329.53 : x
  2. Step 2: Convert to fraction form
    252,045.47/347,826.76 = 137,329.53/x
  3. Step 3: Cross multiply
    252,045.47x = 347,826.76 × 137,329.53
  4. Step 4: Simplify right side
    252,045.47x = 47,766,883,824.55
  5. Step 5: Solve for x
    x = 47,766,883,824.55/252,045.47
  6. Step 6: Final answer
    x = 189,516.93

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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.