Home / 174,545.45-261,743.65-66,403.97

Finding the Fourth Proportional to 174,545.45, 261,743.65 and 66,403.97

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Solution

The fourth proportional to 174,545.45, 261,743.65 and 66,403.97 is: 99,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,545.45 : 261,743.65 = 66,403.97 : x
  2. Step 2: Convert to fraction form
    174,545.45/261,743.65 = 66,403.97/x
  3. Step 3: Cross multiply
    174,545.45x = 261,743.65 × 66,403.97
  4. Step 4: Simplify right side
    174,545.45x = 17,380,817,482.29
  5. Step 5: Solve for x
    x = 17,380,817,482.29/174,545.45
  6. Step 6: Final answer
    x = 99,577.60

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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.