Home / 58,186.40-80,287.52-34,309.76

Finding the Fourth Proportional to 58,186.40, 80,287.52 and 34,309.76

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Solution

The fourth proportional to 58,186.40, 80,287.52 and 34,309.76 is: 47,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,186.40 : 80,287.52 = 34,309.76 : x
  2. Step 2: Convert to fraction form
    58,186.40/80,287.52 = 34,309.76/x
  3. Step 3: Cross multiply
    58,186.40x = 80,287.52 × 34,309.76
  4. Step 4: Simplify right side
    58,186.40x = 2,754,645,542.20
  5. Step 5: Solve for x
    x = 2,754,645,542.20/58,186.40
  6. Step 6: Final answer
    x = 47,341.74

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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.