Home / 88,655.40-133,031.70-36,102.60

Finding the Fourth Proportional to 88,655.40, 133,031.70 and 36,102.60

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Solution

The fourth proportional to 88,655.40, 133,031.70 and 36,102.60 is: 54,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.40 : 133,031.70 = 36,102.60 : x
  2. Step 2: Convert to fraction form
    88,655.40/133,031.70 = 36,102.60/x
  3. Step 3: Cross multiply
    88,655.40x = 133,031.70 × 36,102.60
  4. Step 4: Simplify right side
    88,655.40x = 4,802,790,252.42
  5. Step 5: Solve for x
    x = 4,802,790,252.42/88,655.40
  6. Step 6: Final answer
    x = 54,173.69

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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.