Home / 61,758.18-85,230.60-34,903.16

Finding the Fourth Proportional to 61,758.18, 85,230.60 and 34,903.16

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Solution

The fourth proportional to 61,758.18, 85,230.60 and 34,903.16 is: 48,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,758.18 : 85,230.60 = 34,903.16 : x
  2. Step 2: Convert to fraction form
    61,758.18/85,230.60 = 34,903.16/x
  3. Step 3: Cross multiply
    61,758.18x = 85,230.60 × 34,903.16
  4. Step 4: Simplify right side
    61,758.18x = 2,974,817,268.70
  5. Step 5: Solve for x
    x = 2,974,817,268.70/61,758.18
  6. Step 6: Final answer
    x = 48,168.80

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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.