Home / 160,826.60-221,943.67-88,233.21

Finding the Fourth Proportional to 160,826.60, 221,943.67 and 88,233.21

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Solution

The fourth proportional to 160,826.60, 221,943.67 and 88,233.21 is: 121,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,826.60 : 221,943.67 = 88,233.21 : x
  2. Step 2: Convert to fraction form
    160,826.60/221,943.67 = 88,233.21/x
  3. Step 3: Cross multiply
    160,826.60x = 221,943.67 × 88,233.21
  4. Step 4: Simplify right side
    160,826.60x = 19,582,802,222.70
  5. Step 5: Solve for x
    x = 19,582,802,222.70/160,826.60
  6. Step 6: Final answer
    x = 121,763.45

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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.