Home / 160,792.76-221,883.20-89,170.13

Finding the Fourth Proportional to 160,792.76, 221,883.20 and 89,170.13

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Solution

The fourth proportional to 160,792.76, 221,883.20 and 89,170.13 is: 123,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,792.76 : 221,883.20 = 89,170.13 : x
  2. Step 2: Convert to fraction form
    160,792.76/221,883.20 = 89,170.13/x
  3. Step 3: Cross multiply
    160,792.76x = 221,883.20 × 89,170.13
  4. Step 4: Simplify right side
    160,792.76x = 19,785,354,232.06
  5. Step 5: Solve for x
    x = 19,785,354,232.06/160,792.76
  6. Step 6: Final answer
    x = 123,048.79

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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.