Home / 109,252.55-150,771.35-61,507.62

Finding the Fourth Proportional to 109,252.55, 150,771.35 and 61,507.62

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Solution

The fourth proportional to 109,252.55, 150,771.35 and 61,507.62 is: 84,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,252.55 : 150,771.35 = 61,507.62 : x
  2. Step 2: Convert to fraction form
    109,252.55/150,771.35 = 61,507.62/x
  3. Step 3: Cross multiply
    109,252.55x = 150,771.35 × 61,507.62
  4. Step 4: Simplify right side
    109,252.55x = 9,273,587,056.46
  5. Step 5: Solve for x
    x = 9,273,587,056.46/109,252.55
  6. Step 6: Final answer
    x = 84,882.11

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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.