Home / 112,722.35-155,553.01-64,326.95

Finding the Fourth Proportional to 112,722.35, 155,553.01 and 64,326.95

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Solution

The fourth proportional to 112,722.35, 155,553.01 and 64,326.95 is: 88,769.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,722.35 : 155,553.01 = 64,326.95 : x
  2. Step 2: Convert to fraction form
    112,722.35/155,553.01 = 64,326.95/x
  3. Step 3: Cross multiply
    112,722.35x = 155,553.01 × 64,326.95
  4. Step 4: Simplify right side
    112,722.35x = 10,006,250,122.61
  5. Step 5: Solve for x
    x = 10,006,250,122.61/112,722.35
  6. Step 6: Final answer
    x = 88,769.00

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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.