Home / 159,665.58-220,333.77-88,045.59

Finding the Fourth Proportional to 159,665.58, 220,333.77 and 88,045.59

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Solution

The fourth proportional to 159,665.58, 220,333.77 and 88,045.59 is: 121,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,665.58 : 220,333.77 = 88,045.59 : x
  2. Step 2: Convert to fraction form
    159,665.58/220,333.77 = 88,045.59/x
  3. Step 3: Cross multiply
    159,665.58x = 220,333.77 × 88,045.59
  4. Step 4: Simplify right side
    159,665.58x = 19,399,416,776.57
  5. Step 5: Solve for x
    x = 19,399,416,776.57/159,665.58
  6. Step 6: Final answer
    x = 121,500.31

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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.