Home / 131,210.66-180,632.48-125,184.94

Finding the Fourth Proportional to 131,210.66, 180,632.48 and 125,184.94

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Solution

The fourth proportional to 131,210.66, 180,632.48 and 125,184.94 is: 172,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,210.66 : 180,632.48 = 125,184.94 : x
  2. Step 2: Convert to fraction form
    131,210.66/180,632.48 = 125,184.94/x
  3. Step 3: Cross multiply
    131,210.66x = 180,632.48 × 125,184.94
  4. Step 4: Simplify right side
    131,210.66x = 22,612,466,170.85
  5. Step 5: Solve for x
    x = 22,612,466,170.85/131,210.66
  6. Step 6: Final answer
    x = 172,337.11

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1.5x scale

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.