Home / 88,943.68-133,415.52-42,171.04

Finding the Fourth Proportional to 88,943.68, 133,415.52 and 42,171.04

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Solution

The fourth proportional to 88,943.68, 133,415.52 and 42,171.04 is: 63,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,943.68 : 133,415.52 = 42,171.04 : x
  2. Step 2: Convert to fraction form
    88,943.68/133,415.52 = 42,171.04/x
  3. Step 3: Cross multiply
    88,943.68x = 133,415.52 × 42,171.04
  4. Step 4: Simplify right side
    88,943.68x = 5,626,271,230.54
  5. Step 5: Solve for x
    x = 5,626,271,230.54/88,943.68
  6. Step 6: Final answer
    x = 63,256.56

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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.