Home / 98,116.62-147,178.54-34,941.38

Finding the Fourth Proportional to 98,116.62, 147,178.54 and 34,941.38

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Solution

The fourth proportional to 98,116.62, 147,178.54 and 34,941.38 is: 52,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,116.62 : 147,178.54 = 34,941.38 : x
  2. Step 2: Convert to fraction form
    98,116.62/147,178.54 = 34,941.38/x
  3. Step 3: Cross multiply
    98,116.62x = 147,178.54 × 34,941.38
  4. Step 4: Simplify right side
    98,116.62x = 5,142,621,293.99
  5. Step 5: Solve for x
    x = 5,142,621,293.99/98,116.62
  6. Step 6: Final answer
    x = 52,413.36

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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.