Home / 89,241.55-133,903.18-38,656.04

Finding the Fourth Proportional to 89,241.55, 133,903.18 and 38,656.04

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Solution

The fourth proportional to 89,241.55, 133,903.18 and 38,656.04 is: 58,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,241.55 : 133,903.18 = 38,656.04 : x
  2. Step 2: Convert to fraction form
    89,241.55/133,903.18 = 38,656.04/x
  3. Step 3: Cross multiply
    89,241.55x = 133,903.18 × 38,656.04
  4. Step 4: Simplify right side
    89,241.55x = 5,176,166,682.21
  5. Step 5: Solve for x
    x = 5,176,166,682.21/89,241.55
  6. Step 6: Final answer
    x = 58,001.76

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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.