Home / 92,621.76-127,771.00-58,572.90

Finding the Fourth Proportional to 92,621.76, 127,771.00 and 58,572.90

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Solution

The fourth proportional to 92,621.76, 127,771.00 and 58,572.90 is: 80,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,621.76 : 127,771.00 = 58,572.90 : x
  2. Step 2: Convert to fraction form
    92,621.76/127,771.00 = 58,572.90/x
  3. Step 3: Cross multiply
    92,621.76x = 127,771.00 × 58,572.90
  4. Step 4: Simplify right side
    92,621.76x = 7,483,917,859.47
  5. Step 5: Solve for x
    x = 7,483,917,859.47/92,621.76
  6. Step 6: Final answer
    x = 80,800.86

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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.