Home / 66,563.06-99,335.13-59,463.35

Finding the Fourth Proportional to 66,563.06, 99,335.13 and 59,463.35

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Solution

The fourth proportional to 66,563.06, 99,335.13 and 59,463.35 is: 88,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,563.06 : 99,335.13 = 59,463.35 : x
  2. Step 2: Convert to fraction form
    66,563.06/99,335.13 = 59,463.35/x
  3. Step 3: Cross multiply
    66,563.06x = 99,335.13 × 59,463.35
  4. Step 4: Simplify right side
    66,563.06x = 5,906,799,105.81
  5. Step 5: Solve for x
    x = 5,906,799,105.81/66,563.06
  6. Step 6: Final answer
    x = 88,739.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.