Home / 119,724.04-165,237.06-71,998.84

Finding the Fourth Proportional to 119,724.04, 165,237.06 and 71,998.84

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Solution

The fourth proportional to 119,724.04, 165,237.06 and 71,998.84 is: 99,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,724.04 : 165,237.06 = 71,998.84 : x
  2. Step 2: Convert to fraction form
    119,724.04/165,237.06 = 71,998.84/x
  3. Step 3: Cross multiply
    119,724.04x = 165,237.06 × 71,998.84
  4. Step 4: Simplify right side
    119,724.04x = 11,896,876,645.01
  5. Step 5: Solve for x
    x = 11,896,876,645.01/119,724.04
  6. Step 6: Final answer
    x = 99,369.15

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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.