Home / 170,442.14-255,663.20-52,113.47

Finding the Fourth Proportional to 170,442.14, 255,663.20 and 52,113.47

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Solution

The fourth proportional to 170,442.14, 255,663.20 and 52,113.47 is: 78,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,442.14 : 255,663.20 = 52,113.47 : x
  2. Step 2: Convert to fraction form
    170,442.14/255,663.20 = 52,113.47/x
  3. Step 3: Cross multiply
    170,442.14x = 255,663.20 × 52,113.47
  4. Step 4: Simplify right side
    170,442.14x = 13,323,494,964.42
  5. Step 5: Solve for x
    x = 13,323,494,964.42/170,442.14
  6. Step 6: Final answer
    x = 78,170.20

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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.