Home / 72,246.72-108,381.65-22,315.08

Finding the Fourth Proportional to 72,246.72, 108,381.65 and 22,315.08

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Solution

The fourth proportional to 72,246.72, 108,381.65 and 22,315.08 is: 33,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,246.72 : 108,381.65 = 22,315.08 : x
  2. Step 2: Convert to fraction form
    72,246.72/108,381.65 = 22,315.08/x
  3. Step 3: Cross multiply
    72,246.72x = 108,381.65 × 22,315.08
  4. Step 4: Simplify right side
    72,246.72x = 2,418,545,190.28
  5. Step 5: Solve for x
    x = 2,418,545,190.28/72,246.72
  6. Step 6: Final answer
    x = 33,476.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.