Home / 73,306.55-109,959.83-66,526.85

Finding the Fourth Proportional to 73,306.55, 109,959.83 and 66,526.85

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Solution

The fourth proportional to 73,306.55, 109,959.83 and 66,526.85 is: 99,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,306.55 : 109,959.83 = 66,526.85 : x
  2. Step 2: Convert to fraction form
    73,306.55/109,959.83 = 66,526.85/x
  3. Step 3: Cross multiply
    73,306.55x = 109,959.83 × 66,526.85
  4. Step 4: Simplify right side
    73,306.55x = 7,315,280,783.80
  5. Step 5: Solve for x
    x = 7,315,280,783.80/73,306.55
  6. Step 6: Final answer
    x = 99,790.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.