Home / 55,112.91-76,056.35-29,962.95

Finding the Fourth Proportional to 55,112.91, 76,056.35 and 29,962.95

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Solution

The fourth proportional to 55,112.91, 76,056.35 and 29,962.95 is: 41,349.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,112.91 : 76,056.35 = 29,962.95 : x
  2. Step 2: Convert to fraction form
    55,112.91/76,056.35 = 29,962.95/x
  3. Step 3: Cross multiply
    55,112.91x = 76,056.35 × 29,962.95
  4. Step 4: Simplify right side
    55,112.91x = 2,278,872,345.75
  5. Step 5: Solve for x
    x = 2,278,872,345.75/55,112.91
  6. Step 6: Final answer
    x = 41,349.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.