Home / 131,035.32-180,833.58-74,456.28

Finding the Fourth Proportional to 131,035.32, 180,833.58 and 74,456.28

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Solution

The fourth proportional to 131,035.32, 180,833.58 and 74,456.28 is: 102,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,035.32 : 180,833.58 = 74,456.28 : x
  2. Step 2: Convert to fraction form
    131,035.32/180,833.58 = 74,456.28/x
  3. Step 3: Cross multiply
    131,035.32x = 180,833.58 × 74,456.28
  4. Step 4: Simplify right side
    131,035.32x = 13,464,195,665.88
  5. Step 5: Solve for x
    x = 13,464,195,665.88/131,035.32
  6. Step 6: Final answer
    x = 102,752.42

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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.