Home / 158,965.10-219,390.91-95,337.90

Finding the Fourth Proportional to 158,965.10, 219,390.91 and 95,337.90

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Solution

The fourth proportional to 158,965.10, 219,390.91 and 95,337.90 is: 131,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,965.10 : 219,390.91 = 95,337.90 : x
  2. Step 2: Convert to fraction form
    158,965.10/219,390.91 = 95,337.90/x
  3. Step 3: Cross multiply
    158,965.10x = 219,390.91 × 95,337.90
  4. Step 4: Simplify right side
    158,965.10x = 20,916,268,638.49
  5. Step 5: Solve for x
    x = 20,916,268,638.49/158,965.10
  6. Step 6: Final answer
    x = 131,577.74

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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.