Home / 55,730.30-83,618.90-34,687.95

Finding the Fourth Proportional to 55,730.30, 83,618.90 and 34,687.95

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Solution

The fourth proportional to 55,730.30, 83,618.90 and 34,687.95 is: 52,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730.30 : 83,618.90 = 34,687.95 : x
  2. Step 2: Convert to fraction form
    55,730.30/83,618.90 = 34,687.95/x
  3. Step 3: Cross multiply
    55,730.30x = 83,618.90 × 34,687.95
  4. Step 4: Simplify right side
    55,730.30x = 2,900,567,804.16
  5. Step 5: Solve for x
    x = 2,900,567,804.16/55,730.30
  6. Step 6: Final answer
    x = 52,046.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.