Home / 160,127.37-220,952.19-91,217.43

Finding the Fourth Proportional to 160,127.37, 220,952.19 and 91,217.43

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Solution

The fourth proportional to 160,127.37, 220,952.19 and 91,217.43 is: 125,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,127.37 : 220,952.19 = 91,217.43 : x
  2. Step 2: Convert to fraction form
    160,127.37/220,952.19 = 91,217.43/x
  3. Step 3: Cross multiply
    160,127.37x = 220,952.19 × 91,217.43
  4. Step 4: Simplify right side
    160,127.37x = 20,154,690,924.67
  5. Step 5: Solve for x
    x = 20,154,690,924.67/160,127.37
  6. Step 6: Final answer
    x = 125,866.62

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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.