Home / 82,908.32-124,374.72-29,596.16

Finding the Fourth Proportional to 82,908.32, 124,374.72 and 29,596.16

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Solution

The fourth proportional to 82,908.32, 124,374.72 and 29,596.16 is: 44,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,908.32 : 124,374.72 = 29,596.16 : x
  2. Step 2: Convert to fraction form
    82,908.32/124,374.72 = 29,596.16/x
  3. Step 3: Cross multiply
    82,908.32x = 124,374.72 × 29,596.16
  4. Step 4: Simplify right side
    82,908.32x = 3,681,014,113.08
  5. Step 5: Solve for x
    x = 3,681,014,113.08/82,908.32
  6. Step 6: Final answer
    x = 44,398.61

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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.