Home / 172,679.05-238,233.88-104,646.95

Finding the Fourth Proportional to 172,679.05, 238,233.88 and 104,646.95

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Solution

The fourth proportional to 172,679.05, 238,233.88 and 104,646.95 is: 144,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,679.05 : 238,233.88 = 104,646.95 : x
  2. Step 2: Convert to fraction form
    172,679.05/238,233.88 = 104,646.95/x
  3. Step 3: Cross multiply
    172,679.05x = 238,233.88 × 104,646.95
  4. Step 4: Simplify right side
    172,679.05x = 24,930,447,475.88
  5. Step 5: Solve for x
    x = 24,930,447,475.88/172,679.05
  6. Step 6: Final answer
    x = 144,374.48

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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.