Home / 109,766.56-151,478.58-59,465.56

Finding the Fourth Proportional to 109,766.56, 151,478.58 and 59,465.56

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Solution

The fourth proportional to 109,766.56, 151,478.58 and 59,465.56 is: 82,062.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,766.56 : 151,478.58 = 59,465.56 : x
  2. Step 2: Convert to fraction form
    109,766.56/151,478.58 = 59,465.56/x
  3. Step 3: Cross multiply
    109,766.56x = 151,478.58 × 59,465.56
  4. Step 4: Simplify right side
    109,766.56x = 9,007,758,587.70
  5. Step 5: Solve for x
    x = 9,007,758,587.70/109,766.56
  6. Step 6: Final answer
    x = 82,062.87

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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.