Home / 73,820.50-101,877.77-41,999.65

Finding the Fourth Proportional to 73,820.50, 101,877.77 and 41,999.65

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Solution

The fourth proportional to 73,820.50, 101,877.77 and 41,999.65 is: 57,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,820.50 : 101,877.77 = 41,999.65 : x
  2. Step 2: Convert to fraction form
    73,820.50/101,877.77 = 41,999.65/x
  3. Step 3: Cross multiply
    73,820.50x = 101,877.77 × 41,999.65
  4. Step 4: Simplify right side
    73,820.50x = 4,278,830,682.78
  5. Step 5: Solve for x
    x = 4,278,830,682.78/73,820.50
  6. Step 6: Final answer
    x = 57,962.63

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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.