Home / 159,752.04-220,458.54-88,132.05

Finding the Fourth Proportional to 159,752.04, 220,458.54 and 88,132.05

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Solution

The fourth proportional to 159,752.04, 220,458.54 and 88,132.05 is: 121,622.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,752.04 : 220,458.54 = 88,132.05 : x
  2. Step 2: Convert to fraction form
    159,752.04/220,458.54 = 88,132.05/x
  3. Step 3: Cross multiply
    159,752.04x = 220,458.54 × 88,132.05
  4. Step 4: Simplify right side
    159,752.04x = 19,429,463,070.21
  5. Step 5: Solve for x
    x = 19,429,463,070.21/159,752.04
  6. Step 6: Final answer
    x = 121,622.63

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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.