Home / 109,934.91-151,713.90-64,612.24

Finding the Fourth Proportional to 109,934.91, 151,713.90 and 64,612.24

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Solution

The fourth proportional to 109,934.91, 151,713.90 and 64,612.24 is: 89,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,934.91 : 151,713.90 = 64,612.24 : x
  2. Step 2: Convert to fraction form
    109,934.91/151,713.90 = 64,612.24/x
  3. Step 3: Cross multiply
    109,934.91x = 151,713.90 × 64,612.24
  4. Step 4: Simplify right side
    109,934.91x = 9,802,574,538.85
  5. Step 5: Solve for x
    x = 9,802,574,538.85/109,934.91
  6. Step 6: Final answer
    x = 89,167.08

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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.