Home / 73,254.09-109,265.33-66,527.04

Finding the Fourth Proportional to 73,254.09, 109,265.33 and 66,527.04

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Solution

The fourth proportional to 73,254.09, 109,265.33 and 66,527.04 is: 99,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,254.09 : 109,265.33 = 66,527.04 : x
  2. Step 2: Convert to fraction form
    73,254.09/109,265.33 = 66,527.04/x
  3. Step 3: Cross multiply
    73,254.09x = 109,265.33 × 66,527.04
  4. Step 4: Simplify right side
    73,254.09x = 7,269,098,646.89
  5. Step 5: Solve for x
    x = 7,269,098,646.89/73,254.09
  6. Step 6: Final answer
    x = 99,231.30

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1.5x scale

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.