Home / 112,374.17-168,560.80-53,251.36

Finding the Fourth Proportional to 112,374.17, 168,560.80 and 53,251.36

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Solution

The fourth proportional to 112,374.17, 168,560.80 and 53,251.36 is: 79,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,374.17 : 168,560.80 = 53,251.36 : x
  2. Step 2: Convert to fraction form
    112,374.17/168,560.80 = 53,251.36/x
  3. Step 3: Cross multiply
    112,374.17x = 168,560.80 × 53,251.36
  4. Step 4: Simplify right side
    112,374.17x = 8,976,091,288.16
  5. Step 5: Solve for x
    x = 8,976,091,288.16/112,374.17
  6. Step 6: Final answer
    x = 79,876.82

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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.