Home / 146,177.28-219,272.40-40,993.92

Finding the Fourth Proportional to 146,177.28, 219,272.40 and 40,993.92

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Solution

The fourth proportional to 146,177.28, 219,272.40 and 40,993.92 is: 61,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,177.28 : 219,272.40 = 40,993.92 : x
  2. Step 2: Convert to fraction form
    146,177.28/219,272.40 = 40,993.92/x
  3. Step 3: Cross multiply
    146,177.28x = 219,272.40 × 40,993.92
  4. Step 4: Simplify right side
    146,177.28x = 8,988,835,223.81
  5. Step 5: Solve for x
    x = 8,988,835,223.81/146,177.28
  6. Step 6: Final answer
    x = 61,492.70

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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.