Home / 78,369.57-108,151.26-44,377.14

Finding the Fourth Proportional to 78,369.57, 108,151.26 and 44,377.14

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Solution

The fourth proportional to 78,369.57, 108,151.26 and 44,377.14 is: 61,241.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,369.57 : 108,151.26 = 44,377.14 : x
  2. Step 2: Convert to fraction form
    78,369.57/108,151.26 = 44,377.14/x
  3. Step 3: Cross multiply
    78,369.57x = 108,151.26 × 44,377.14
  4. Step 4: Simplify right side
    78,369.57x = 4,799,443,606.20
  5. Step 5: Solve for x
    x = 4,799,443,606.20/78,369.57
  6. Step 6: Final answer
    x = 61,241.16

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1.5x scale

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.