Home / 147,454.20-221,157-63,227.97

Finding the Fourth Proportional to 147,454.20, 221,157 and 63,227.97

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Solution

The fourth proportional to 147,454.20, 221,157 and 63,227.97 is: 94,831.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,454.20 : 221,157 = 63,227.97 : x
  2. Step 2: Convert to fraction form
    147,454.20/221,157 = 63,227.97/x
  3. Step 3: Cross multiply
    147,454.20x = 221,157 × 63,227.97
  4. Step 4: Simplify right side
    147,454.20x = 13,983,308,161.29
  5. Step 5: Solve for x
    x = 13,983,308,161.29/147,454.20
  6. Step 6: Final answer
    x = 94,831.54

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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.