Home / 58,221.55-80,319.36-34,337.08

Finding the Fourth Proportional to 58,221.55, 80,319.36 and 34,337.08

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Solution

The fourth proportional to 58,221.55, 80,319.36 and 34,337.08 is: 47,369.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,221.55 : 80,319.36 = 34,337.08 : x
  2. Step 2: Convert to fraction form
    58,221.55/80,319.36 = 34,337.08/x
  3. Step 3: Cross multiply
    58,221.55x = 80,319.36 × 34,337.08
  4. Step 4: Simplify right side
    58,221.55x = 2,757,932,289.87
  5. Step 5: Solve for x
    x = 2,757,932,289.87/58,221.55
  6. Step 6: Final answer
    x = 47,369.61

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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.