Home / 108,429.93-162,613.69-37,349.70

Finding the Fourth Proportional to 108,429.93, 162,613.69 and 37,349.70

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Solution

The fourth proportional to 108,429.93, 162,613.69 and 37,349.70 is: 56,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,429.93 : 162,613.69 = 37,349.70 : x
  2. Step 2: Convert to fraction form
    108,429.93/162,613.69 = 37,349.70/x
  3. Step 3: Cross multiply
    108,429.93x = 162,613.69 × 37,349.70
  4. Step 4: Simplify right side
    108,429.93x = 6,073,572,291.57
  5. Step 5: Solve for x
    x = 6,073,572,291.57/108,429.93
  6. Step 6: Final answer
    x = 56,013.80

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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.