Home / 58,147.16-87,275.18-28,586.20

Finding the Fourth Proportional to 58,147.16, 87,275.18 and 28,586.20

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Solution

The fourth proportional to 58,147.16, 87,275.18 and 28,586.20 is: 42,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,147.16 : 87,275.18 = 28,586.20 : x
  2. Step 2: Convert to fraction form
    58,147.16/87,275.18 = 28,586.20/x
  3. Step 3: Cross multiply
    58,147.16x = 87,275.18 × 28,586.20
  4. Step 4: Simplify right side
    58,147.16x = 2,494,865,750.52
  5. Step 5: Solve for x
    x = 2,494,865,750.52/58,147.16
  6. Step 6: Final answer
    x = 42,906.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.