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Finding the Fourth Proportional to 160,018.86, 220,839.23 and 92,057.90

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Solution

The fourth proportional to 160,018.86, 220,839.23 and 92,057.90 is: 127,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,018.86 : 220,839.23 = 92,057.90 : x
  2. Step 2: Convert to fraction form
    160,018.86/220,839.23 = 92,057.90/x
  3. Step 3: Cross multiply
    160,018.86x = 220,839.23 × 92,057.90
  4. Step 4: Simplify right side
    160,018.86x = 20,329,995,751.42
  5. Step 5: Solve for x
    x = 20,329,995,751.42/160,018.86
  6. Step 6: Final answer
    x = 127,047.50

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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.