Home / 91,079.78-125,689.85-50,793.59

Finding the Fourth Proportional to 91,079.78, 125,689.85 and 50,793.59

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Solution

The fourth proportional to 91,079.78, 125,689.85 and 50,793.59 is: 70,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,079.78 : 125,689.85 = 50,793.59 : x
  2. Step 2: Convert to fraction form
    91,079.78/125,689.85 = 50,793.59/x
  3. Step 3: Cross multiply
    91,079.78x = 125,689.85 × 50,793.59
  4. Step 4: Simplify right side
    91,079.78x = 6,384,238,483.02
  5. Step 5: Solve for x
    x = 6,384,238,483.02/91,079.78
  6. Step 6: Final answer
    x = 70,095.01

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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.