Home / 91,095.83-125,678.35-52,833.92

Finding the Fourth Proportional to 91,095.83, 125,678.35 and 52,833.92

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Solution

The fourth proportional to 91,095.83, 125,678.35 and 52,833.92 is: 72,891.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,095.83 : 125,678.35 = 52,833.92 : x
  2. Step 2: Convert to fraction form
    91,095.83/125,678.35 = 52,833.92/x
  3. Step 3: Cross multiply
    91,095.83x = 125,678.35 × 52,833.92
  4. Step 4: Simplify right side
    91,095.83x = 6,640,079,575.44
  5. Step 5: Solve for x
    x = 6,640,079,575.44/91,095.83
  6. Step 6: Final answer
    x = 72,891.15

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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.