Home / 71,355.16-98,480.46-43,064.92

Finding the Fourth Proportional to 71,355.16, 98,480.46 and 43,064.92

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Solution

The fourth proportional to 71,355.16, 98,480.46 and 43,064.92 is: 59,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,355.16 : 98,480.46 = 43,064.92 : x
  2. Step 2: Convert to fraction form
    71,355.16/98,480.46 = 43,064.92/x
  3. Step 3: Cross multiply
    71,355.16x = 98,480.46 × 43,064.92
  4. Step 4: Simplify right side
    71,355.16x = 4,241,053,131.46
  5. Step 5: Solve for x
    x = 4,241,053,131.46/71,355.16
  6. Step 6: Final answer
    x = 59,435.83

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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.