Home / 159,628.02-220,296.57-88,007.92

Finding the Fourth Proportional to 159,628.02, 220,296.57 and 88,007.92

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Solution

The fourth proportional to 159,628.02, 220,296.57 and 88,007.92 is: 121,456.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,628.02 : 220,296.57 = 88,007.92 : x
  2. Step 2: Convert to fraction form
    159,628.02/220,296.57 = 88,007.92/x
  3. Step 3: Cross multiply
    159,628.02x = 220,296.57 × 88,007.92
  4. Step 4: Simplify right side
    159,628.02x = 19,387,842,908.83
  5. Step 5: Solve for x
    x = 19,387,842,908.83/159,628.02
  6. Step 6: Final answer
    x = 121,456.39

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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.