Home / 131,484.30-197,226.45-124,226.70

Finding the Fourth Proportional to 131,484.30, 197,226.45 and 124,226.70

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Solution

The fourth proportional to 131,484.30, 197,226.45 and 124,226.70 is: 186,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,484.30 : 197,226.45 = 124,226.70 : x
  2. Step 2: Convert to fraction form
    131,484.30/197,226.45 = 124,226.70/x
  3. Step 3: Cross multiply
    131,484.30x = 197,226.45 × 124,226.70
  4. Step 4: Simplify right side
    131,484.30x = 24,500,791,036.22
  5. Step 5: Solve for x
    x = 24,500,791,036.22/131,484.30
  6. Step 6: Final answer
    x = 186,340.05

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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.