Home / 160,926.02-222,078.03-89,306.09

Finding the Fourth Proportional to 160,926.02, 222,078.03 and 89,306.09

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Solution

The fourth proportional to 160,926.02, 222,078.03 and 89,306.09 is: 123,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,926.02 : 222,078.03 = 89,306.09 : x
  2. Step 2: Convert to fraction form
    160,926.02/222,078.03 = 89,306.09/x
  3. Step 3: Cross multiply
    160,926.02x = 222,078.03 × 89,306.09
  4. Step 4: Simplify right side
    160,926.02x = 19,832,920,534.20
  5. Step 5: Solve for x
    x = 19,832,920,534.20/160,926.02
  6. Step 6: Final answer
    x = 123,242.47

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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.