Home / 112,717.92-169,150.70-42,597.24

Finding the Fourth Proportional to 112,717.92, 169,150.70 and 42,597.24

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Solution

The fourth proportional to 112,717.92, 169,150.70 and 42,597.24 is: 63,923.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,717.92 : 169,150.70 = 42,597.24 : x
  2. Step 2: Convert to fraction form
    112,717.92/169,150.70 = 42,597.24/x
  3. Step 3: Cross multiply
    112,717.92x = 169,150.70 × 42,597.24
  4. Step 4: Simplify right side
    112,717.92x = 7,205,352,964.07
  5. Step 5: Solve for x
    x = 7,205,352,964.07/112,717.92
  6. Step 6: Final answer
    x = 63,923.76

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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.