Home / 109,948.32-151,728.66-62,200.62

Finding the Fourth Proportional to 109,948.32, 151,728.66 and 62,200.62

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Solution

The fourth proportional to 109,948.32, 151,728.66 and 62,200.62 is: 85,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,948.32 : 151,728.66 = 62,200.62 : x
  2. Step 2: Convert to fraction form
    109,948.32/151,728.66 = 62,200.62/x
  3. Step 3: Cross multiply
    109,948.32x = 151,728.66 × 62,200.62
  4. Step 4: Simplify right side
    109,948.32x = 9,437,616,723.77
  5. Step 5: Solve for x
    x = 9,437,616,723.77/109,948.32
  6. Step 6: Final answer
    x = 85,836.84

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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.