Home / 109,684.38-164,613.12-56,374.23

Finding the Fourth Proportional to 109,684.38, 164,613.12 and 56,374.23

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Solution

The fourth proportional to 109,684.38, 164,613.12 and 56,374.23 is: 84,605.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,684.38 : 164,613.12 = 56,374.23 : x
  2. Step 2: Convert to fraction form
    109,684.38/164,613.12 = 56,374.23/x
  3. Step 3: Cross multiply
    109,684.38x = 164,613.12 × 56,374.23
  4. Step 4: Simplify right side
    109,684.38x = 9,279,937,887.90
  5. Step 5: Solve for x
    x = 9,279,937,887.90/109,684.38
  6. Step 6: Final answer
    x = 84,605.83

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1.5x scale

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.