Home / 160,794.23-221,909.66-89,197.31

Finding the Fourth Proportional to 160,794.23, 221,909.66 and 89,197.31

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Solution

The fourth proportional to 160,794.23, 221,909.66 and 89,197.31 is: 123,099.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,794.23 : 221,909.66 = 89,197.31 : x
  2. Step 2: Convert to fraction form
    160,794.23/221,909.66 = 89,197.31/x
  3. Step 3: Cross multiply
    160,794.23x = 221,909.66 × 89,197.31
  4. Step 4: Simplify right side
    160,794.23x = 19,793,745,178.29
  5. Step 5: Solve for x
    x = 19,793,745,178.29/160,794.23
  6. Step 6: Final answer
    x = 123,099.85

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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.