Home / 159,966.06-220,748.95-88,344.55

Finding the Fourth Proportional to 159,966.06, 220,748.95 and 88,344.55

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Solution

The fourth proportional to 159,966.06, 220,748.95 and 88,344.55 is: 121,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,966.06 : 220,748.95 = 88,344.55 : x
  2. Step 2: Convert to fraction form
    159,966.06/220,748.95 = 88,344.55/x
  3. Step 3: Cross multiply
    159,966.06x = 220,748.95 × 88,344.55
  4. Step 4: Simplify right side
    159,966.06x = 19,501,965,919.29
  5. Step 5: Solve for x
    x = 19,501,965,919.29/159,966.06
  6. Step 6: Final answer
    x = 121,913.14

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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.