Home / 160,246.96-240,304.83-71,439.72

Finding the Fourth Proportional to 160,246.96, 240,304.83 and 71,439.72

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Solution

The fourth proportional to 160,246.96, 240,304.83 and 71,439.72 is: 107,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,246.96 : 240,304.83 = 71,439.72 : x
  2. Step 2: Convert to fraction form
    160,246.96/240,304.83 = 71,439.72/x
  3. Step 3: Cross multiply
    160,246.96x = 240,304.83 × 71,439.72
  4. Step 4: Simplify right side
    160,246.96x = 17,167,309,952.52
  5. Step 5: Solve for x
    x = 17,167,309,952.52/160,246.96
  6. Step 6: Final answer
    x = 107,130.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.