Home / 73,988.10-111,010.14-44,426.57

Finding the Fourth Proportional to 73,988.10, 111,010.14 and 44,426.57

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Solution

The fourth proportional to 73,988.10, 111,010.14 and 44,426.57 is: 66,656.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,988.10 : 111,010.14 = 44,426.57 : x
  2. Step 2: Convert to fraction form
    73,988.10/111,010.14 = 44,426.57/x
  3. Step 3: Cross multiply
    73,988.10x = 111,010.14 × 44,426.57
  4. Step 4: Simplify right side
    73,988.10x = 4,931,799,200.37
  5. Step 5: Solve for x
    x = 4,931,799,200.37/73,988.10
  6. Step 6: Final answer
    x = 66,656.65

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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.