Home / 159,904.24-220,666.44-88,282.74

Finding the Fourth Proportional to 159,904.24, 220,666.44 and 88,282.74

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Solution

The fourth proportional to 159,904.24, 220,666.44 and 88,282.74 is: 121,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,904.24 : 220,666.44 = 88,282.74 : x
  2. Step 2: Convert to fraction form
    159,904.24/220,666.44 = 88,282.74/x
  3. Step 3: Cross multiply
    159,904.24x = 220,666.44 × 88,282.74
  4. Step 4: Simplify right side
    159,904.24x = 19,481,037,949.25
  5. Step 5: Solve for x
    x = 19,481,037,949.25/159,904.24
  6. Step 6: Final answer
    x = 121,829.40

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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.