Home / 61,655.36-85,084.04-34,806.60

Finding the Fourth Proportional to 61,655.36, 85,084.04 and 34,806.60

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Solution

The fourth proportional to 61,655.36, 85,084.04 and 34,806.60 is: 48,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,655.36 : 85,084.04 = 34,806.60 : x
  2. Step 2: Convert to fraction form
    61,655.36/85,084.04 = 34,806.60/x
  3. Step 3: Cross multiply
    61,655.36x = 85,084.04 × 34,806.60
  4. Step 4: Simplify right side
    61,655.36x = 2,961,486,146.66
  5. Step 5: Solve for x
    x = 2,961,486,146.66/61,655.36
  6. Step 6: Final answer
    x = 48,032.91

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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.