Home / 92,630.18-127,782.69-58,581.29

Finding the Fourth Proportional to 92,630.18, 127,782.69 and 58,581.29

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Solution

The fourth proportional to 92,630.18, 127,782.69 and 58,581.29 is: 80,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,630.18 : 127,782.69 = 58,581.29 : x
  2. Step 2: Convert to fraction form
    92,630.18/127,782.69 = 58,581.29/x
  3. Step 3: Cross multiply
    92,630.18x = 127,782.69 × 58,581.29
  4. Step 4: Simplify right side
    92,630.18x = 7,485,674,819.87
  5. Step 5: Solve for x
    x = 7,485,674,819.87/92,630.18
  6. Step 6: Final answer
    x = 80,812.48

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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.