Home / 160,323.12-221,287.92-92,347.92

Finding the Fourth Proportional to 160,323.12, 221,287.92 and 92,347.92

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Solution

The fourth proportional to 160,323.12, 221,287.92 and 92,347.92 is: 127,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,323.12 : 221,287.92 = 92,347.92 : x
  2. Step 2: Convert to fraction form
    160,323.12/221,287.92 = 92,347.92/x
  3. Step 3: Cross multiply
    160,323.12x = 221,287.92 × 92,347.92
  4. Step 4: Simplify right side
    160,323.12x = 20,435,479,133.13
  5. Step 5: Solve for x
    x = 20,435,479,133.13/160,323.12
  6. Step 6: Final answer
    x = 127,464.33

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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.