Home / 112,908.48-169,349.76-29,808.96

Finding the Fourth Proportional to 112,908.48, 169,349.76 and 29,808.96

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Solution

The fourth proportional to 112,908.48, 169,349.76 and 29,808.96 is: 44,710.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,908.48 : 169,349.76 = 29,808.96 : x
  2. Step 2: Convert to fraction form
    112,908.48/169,349.76 = 29,808.96/x
  3. Step 3: Cross multiply
    112,908.48x = 169,349.76 × 29,808.96
  4. Step 4: Simplify right side
    112,908.48x = 5,048,140,221.85
  5. Step 5: Solve for x
    x = 5,048,140,221.85/112,908.48
  6. Step 6: Final answer
    x = 44,710.02

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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.