Home / 160,151.52-221,009.16-88,531.56

Finding the Fourth Proportional to 160,151.52, 221,009.16 and 88,531.56

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Solution

The fourth proportional to 160,151.52, 221,009.16 and 88,531.56 is: 122,173.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,151.52 : 221,009.16 = 88,531.56 : x
  2. Step 2: Convert to fraction form
    160,151.52/221,009.16 = 88,531.56/x
  3. Step 3: Cross multiply
    160,151.52x = 221,009.16 × 88,531.56
  4. Step 4: Simplify right side
    160,151.52x = 19,566,285,709.09
  5. Step 5: Solve for x
    x = 19,566,285,709.09/160,151.52
  6. Step 6: Final answer
    x = 122,173.59

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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.