Home / 168,506.18-252,634.53-79,655.93

Finding the Fourth Proportional to 168,506.18, 252,634.53 and 79,655.93

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Solution

The fourth proportional to 168,506.18, 252,634.53 and 79,655.93 is: 119,424.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,506.18 : 252,634.53 = 79,655.93 : x
  2. Step 2: Convert to fraction form
    168,506.18/252,634.53 = 79,655.93/x
  3. Step 3: Cross multiply
    168,506.18x = 252,634.53 × 79,655.93
  4. Step 4: Simplify right side
    168,506.18x = 20,123,838,437.26
  5. Step 5: Solve for x
    x = 20,123,838,437.26/168,506.18
  6. Step 6: Final answer
    x = 119,424.93

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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.