Home / 160,134.57-220,976.10-88,510.32

Finding the Fourth Proportional to 160,134.57, 220,976.10 and 88,510.32

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Solution

The fourth proportional to 160,134.57, 220,976.10 and 88,510.32 is: 122,138.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,134.57 : 220,976.10 = 88,510.32 : x
  2. Step 2: Convert to fraction form
    160,134.57/220,976.10 = 88,510.32/x
  3. Step 3: Cross multiply
    160,134.57x = 220,976.10 × 88,510.32
  4. Step 4: Simplify right side
    160,134.57x = 19,558,665,323.35
  5. Step 5: Solve for x
    x = 19,558,665,323.35/160,134.57
  6. Step 6: Final answer
    x = 122,138.93

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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.