Home / 160,236.24-221,124.09-88,614.70

Finding the Fourth Proportional to 160,236.24, 221,124.09 and 88,614.70

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Solution

The fourth proportional to 160,236.24, 221,124.09 and 88,614.70 is: 122,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,236.24 : 221,124.09 = 88,614.70 : x
  2. Step 2: Convert to fraction form
    160,236.24/221,124.09 = 88,614.70/x
  3. Step 3: Cross multiply
    160,236.24x = 221,124.09 × 88,614.70
  4. Step 4: Simplify right side
    160,236.24x = 19,594,844,898.12
  5. Step 5: Solve for x
    x = 19,594,844,898.12/160,236.24
  6. Step 6: Final answer
    x = 122,287.22

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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.