Home / 84,598.20-116,742.42-48,789.72

Finding the Fourth Proportional to 84,598.20, 116,742.42 and 48,789.72

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Solution

The fourth proportional to 84,598.20, 116,742.42 and 48,789.72 is: 67,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,598.20 : 116,742.42 = 48,789.72 : x
  2. Step 2: Convert to fraction form
    84,598.20/116,742.42 = 48,789.72/x
  3. Step 3: Cross multiply
    84,598.20x = 116,742.42 × 48,789.72
  4. Step 4: Simplify right side
    84,598.20x = 5,695,829,983.92
  5. Step 5: Solve for x
    x = 5,695,829,983.92/84,598.20
  6. Step 6: Final answer
    x = 67,328.03

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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.