Home / 80,847.14-111,572.51-45,037.18

Finding the Fourth Proportional to 80,847.14, 111,572.51 and 45,037.18

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Solution

The fourth proportional to 80,847.14, 111,572.51 and 45,037.18 is: 62,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,847.14 : 111,572.51 = 45,037.18 : x
  2. Step 2: Convert to fraction form
    80,847.14/111,572.51 = 45,037.18/x
  3. Step 3: Cross multiply
    80,847.14x = 111,572.51 × 45,037.18
  4. Step 4: Simplify right side
    80,847.14x = 5,024,911,215.92
  5. Step 5: Solve for x
    x = 5,024,911,215.92/80,847.14
  6. Step 6: Final answer
    x = 62,153.23

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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.