Home / 131,476.10-197,214.15-92,110.10

Finding the Fourth Proportional to 131,476.10, 197,214.15 and 92,110.10

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Solution

The fourth proportional to 131,476.10, 197,214.15 and 92,110.10 is: 138,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,476.10 : 197,214.15 = 92,110.10 : x
  2. Step 2: Convert to fraction form
    131,476.10/197,214.15 = 92,110.10/x
  3. Step 3: Cross multiply
    131,476.10x = 197,214.15 × 92,110.10
  4. Step 4: Simplify right side
    131,476.10x = 18,165,415,077.92
  5. Step 5: Solve for x
    x = 18,165,415,077.92/131,476.10
  6. Step 6: Final answer
    x = 138,165.15

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1.5x scale

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.