Home / 88,762.90-133,079.55-36,145.30

Finding the Fourth Proportional to 88,762.90, 133,079.55 and 36,145.30

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Solution

The fourth proportional to 88,762.90, 133,079.55 and 36,145.30 is: 54,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,762.90 : 133,079.55 = 36,145.30 : x
  2. Step 2: Convert to fraction form
    88,762.90/133,079.55 = 36,145.30/x
  3. Step 3: Cross multiply
    88,762.90x = 133,079.55 × 36,145.30
  4. Step 4: Simplify right side
    88,762.90x = 4,810,200,258.62
  5. Step 5: Solve for x
    x = 4,810,200,258.62/88,762.90
  6. Step 6: Final answer
    x = 54,191.56

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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.