Home / 187,402.35-281,239.61-73,566.57

Finding the Fourth Proportional to 187,402.35, 281,239.61 and 73,566.57

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Solution

The fourth proportional to 187,402.35, 281,239.61 and 73,566.57 is: 110,403.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,402.35 : 281,239.61 = 73,566.57 : x
  2. Step 2: Convert to fraction form
    187,402.35/281,239.61 = 73,566.57/x
  3. Step 3: Cross multiply
    187,402.35x = 281,239.61 × 73,566.57
  4. Step 4: Simplify right side
    187,402.35x = 20,689,833,088.00
  5. Step 5: Solve for x
    x = 20,689,833,088.00/187,402.35
  6. Step 6: Final answer
    x = 110,403.27

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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.