Home / 71,589.06-98,899.01-47,117.58

Finding the Fourth Proportional to 71,589.06, 98,899.01 and 47,117.58

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Solution

The fourth proportional to 71,589.06, 98,899.01 and 47,117.58 is: 65,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589.06 : 98,899.01 = 47,117.58 : x
  2. Step 2: Convert to fraction form
    71,589.06/98,899.01 = 47,117.58/x
  3. Step 3: Cross multiply
    71,589.06x = 98,899.01 × 47,117.58
  4. Step 4: Simplify right side
    71,589.06x = 4,659,882,133.39
  5. Step 5: Solve for x
    x = 4,659,882,133.39/71,589.06
  6. Step 6: Final answer
    x = 65,092.10

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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.