Home / 88,721.33-133,133.02-49,275.14

Finding the Fourth Proportional to 88,721.33, 133,133.02 and 49,275.14

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Solution

The fourth proportional to 88,721.33, 133,133.02 and 49,275.14 is: 73,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721.33 : 133,133.02 = 49,275.14 : x
  2. Step 2: Convert to fraction form
    88,721.33/133,133.02 = 49,275.14/x
  3. Step 3: Cross multiply
    88,721.33x = 133,133.02 × 49,275.14
  4. Step 4: Simplify right side
    88,721.33x = 6,560,147,410.27
  5. Step 5: Solve for x
    x = 6,560,147,410.27/88,721.33
  6. Step 6: Final answer
    x = 73,941.04

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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.