Home / 109,947.16-151,727.10-62,199.52

Finding the Fourth Proportional to 109,947.16, 151,727.10 and 62,199.52

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Solution

The fourth proportional to 109,947.16, 151,727.10 and 62,199.52 is: 85,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,947.16 : 151,727.10 = 62,199.52 : x
  2. Step 2: Convert to fraction form
    109,947.16/151,727.10 = 62,199.52/x
  3. Step 3: Cross multiply
    109,947.16x = 151,727.10 × 62,199.52
  4. Step 4: Simplify right side
    109,947.16x = 9,437,352,790.99
  5. Step 5: Solve for x
    x = 9,437,352,790.99/109,947.16
  6. Step 6: Final answer
    x = 85,835.35

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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.