Home / 160,255.19-221,158.85-92,270.47

Finding the Fourth Proportional to 160,255.19, 221,158.85 and 92,270.47

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Solution

The fourth proportional to 160,255.19, 221,158.85 and 92,270.47 is: 127,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,255.19 : 221,158.85 = 92,270.47 : x
  2. Step 2: Convert to fraction form
    160,255.19/221,158.85 = 92,270.47/x
  3. Step 3: Cross multiply
    160,255.19x = 221,158.85 × 92,270.47
  4. Step 4: Simplify right side
    160,255.19x = 20,406,431,034.16
  5. Step 5: Solve for x
    x = 20,406,431,034.16/160,255.19
  6. Step 6: Final answer
    x = 127,337.10

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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.