Home / 61,378.22-84,334.88-48,781.10

Finding the Fourth Proportional to 61,378.22, 84,334.88 and 48,781.10

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Solution

The fourth proportional to 61,378.22, 84,334.88 and 48,781.10 is: 67,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,378.22 : 84,334.88 = 48,781.10 : x
  2. Step 2: Convert to fraction form
    61,378.22/84,334.88 = 48,781.10/x
  3. Step 3: Cross multiply
    61,378.22x = 84,334.88 × 48,781.10
  4. Step 4: Simplify right side
    61,378.22x = 4,113,948,214.77
  5. Step 5: Solve for x
    x = 4,113,948,214.77/61,378.22
  6. Step 6: Final answer
    x = 67,026.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.