Home / 131,695.38-197,574.51-42,948.96

Finding the Fourth Proportional to 131,695.38, 197,574.51 and 42,948.96

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Solution

The fourth proportional to 131,695.38, 197,574.51 and 42,948.96 is: 64,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,695.38 : 197,574.51 = 42,948.96 : x
  2. Step 2: Convert to fraction form
    131,695.38/197,574.51 = 42,948.96/x
  3. Step 3: Cross multiply
    131,695.38x = 197,574.51 × 42,948.96
  4. Step 4: Simplify right side
    131,695.38x = 8,485,619,727.01
  5. Step 5: Solve for x
    x = 8,485,619,727.01/131,695.38
  6. Step 6: Final answer
    x = 64,433.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.