Home / 131,698.29-197,527.39-42,951.66

Finding the Fourth Proportional to 131,698.29, 197,527.39 and 42,951.66

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Solution

The fourth proportional to 131,698.29, 197,527.39 and 42,951.66 is: 64,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,698.29 : 197,527.39 = 42,951.66 : x
  2. Step 2: Convert to fraction form
    131,698.29/197,527.39 = 42,951.66/x
  3. Step 3: Cross multiply
    131,698.29x = 197,527.39 × 42,951.66
  4. Step 4: Simplify right side
    131,698.29x = 8,484,128,689.46
  5. Step 5: Solve for x
    x = 8,484,128,689.46/131,698.29
  6. Step 6: Final answer
    x = 64,420.95

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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.