Home / 61,781.06-85,256.93-34,922.63

Finding the Fourth Proportional to 61,781.06, 85,256.93 and 34,922.63

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Solution

The fourth proportional to 61,781.06, 85,256.93 and 34,922.63 is: 48,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,781.06 : 85,256.93 = 34,922.63 : x
  2. Step 2: Convert to fraction form
    61,781.06/85,256.93 = 34,922.63/x
  3. Step 3: Cross multiply
    61,781.06x = 85,256.93 × 34,922.63
  4. Step 4: Simplify right side
    61,781.06x = 2,977,395,620.43
  5. Step 5: Solve for x
    x = 2,977,395,620.43/61,781.06
  6. Step 6: Final answer
    x = 48,192.70

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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.