Home / 82,458.95-123,417.68-62,628.26

Finding the Fourth Proportional to 82,458.95, 123,417.68 and 62,628.26

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Solution

The fourth proportional to 82,458.95, 123,417.68 and 62,628.26 is: 93,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,458.95 : 123,417.68 = 62,628.26 : x
  2. Step 2: Convert to fraction form
    82,458.95/123,417.68 = 62,628.26/x
  3. Step 3: Cross multiply
    82,458.95x = 123,417.68 × 62,628.26
  4. Step 4: Simplify right side
    82,458.95x = 7,729,433,621.41
  5. Step 5: Solve for x
    x = 7,729,433,621.41/82,458.95
  6. Step 6: Final answer
    x = 93,736.75

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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.