Home / 112,680.48-169,007.92-29,580.96

Finding the Fourth Proportional to 112,680.48, 169,007.92 and 29,580.96

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Solution

The fourth proportional to 112,680.48, 169,007.92 and 29,580.96 is: 44,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,680.48 : 169,007.92 = 29,580.96 : x
  2. Step 2: Convert to fraction form
    112,680.48/169,007.92 = 29,580.96/x
  3. Step 3: Cross multiply
    112,680.48x = 169,007.92 × 29,580.96
  4. Step 4: Simplify right side
    112,680.48x = 4,999,416,521.20
  5. Step 5: Solve for x
    x = 4,999,416,521.20/112,680.48
  6. Step 6: Final answer
    x = 44,368.08

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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.