Home / 78,507.27-108,337.72-44,518.85

Finding the Fourth Proportional to 78,507.27, 108,337.72 and 44,518.85

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Solution

The fourth proportional to 78,507.27, 108,337.72 and 44,518.85 is: 61,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,507.27 : 108,337.72 = 44,518.85 : x
  2. Step 2: Convert to fraction form
    78,507.27/108,337.72 = 44,518.85/x
  3. Step 3: Cross multiply
    78,507.27x = 108,337.72 × 44,518.85
  4. Step 4: Simplify right side
    78,507.27x = 4,823,070,483.43
  5. Step 5: Solve for x
    x = 4,823,070,483.43/78,507.27
  6. Step 6: Final answer
    x = 61,434.70

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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.