Home / 67,513.59-101,175.31-51,657.23

Finding the Fourth Proportional to 67,513.59, 101,175.31 and 51,657.23

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Solution

The fourth proportional to 67,513.59, 101,175.31 and 51,657.23 is: 77,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,513.59 : 101,175.31 = 51,657.23 : x
  2. Step 2: Convert to fraction form
    67,513.59/101,175.31 = 51,657.23/x
  3. Step 3: Cross multiply
    67,513.59x = 101,175.31 × 51,657.23
  4. Step 4: Simplify right side
    67,513.59x = 5,226,436,258.99
  5. Step 5: Solve for x
    x = 5,226,436,258.99/67,513.59
  6. Step 6: Final answer
    x = 77,413.10

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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.