Home / 159,944.22-220,723.08-88,329.10

Finding the Fourth Proportional to 159,944.22, 220,723.08 and 88,329.10

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Solution

The fourth proportional to 159,944.22, 220,723.08 and 88,329.10 is: 121,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,944.22 : 220,723.08 = 88,329.10 : x
  2. Step 2: Convert to fraction form
    159,944.22/220,723.08 = 88,329.10/x
  3. Step 3: Cross multiply
    159,944.22x = 220,723.08 × 88,329.10
  4. Step 4: Simplify right side
    159,944.22x = 19,496,271,005.63
  5. Step 5: Solve for x
    x = 19,496,271,005.63/159,944.22
  6. Step 6: Final answer
    x = 121,894.19

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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.