Home / 55,045.22-75,962.85-29,894.90

Finding the Fourth Proportional to 55,045.22, 75,962.85 and 29,894.90

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Solution

The fourth proportional to 55,045.22, 75,962.85 and 29,894.90 is: 41,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,045.22 : 75,962.85 = 29,894.90 : x
  2. Step 2: Convert to fraction form
    55,045.22/75,962.85 = 29,894.90/x
  3. Step 3: Cross multiply
    55,045.22x = 75,962.85 × 29,894.90
  4. Step 4: Simplify right side
    55,045.22x = 2,270,901,804.47
  5. Step 5: Solve for x
    x = 2,270,901,804.47/55,045.22
  6. Step 6: Final answer
    x = 41,255.20

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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.