Home / 88,751.20-133,094.40-29,588.80

Finding the Fourth Proportional to 88,751.20, 133,094.40 and 29,588.80

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Solution

The fourth proportional to 88,751.20, 133,094.40 and 29,588.80 is: 44,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,751.20 : 133,094.40 = 29,588.80 : x
  2. Step 2: Convert to fraction form
    88,751.20/133,094.40 = 29,588.80/x
  3. Step 3: Cross multiply
    88,751.20x = 133,094.40 × 29,588.80
  4. Step 4: Simplify right side
    88,751.20x = 3,938,103,582.72
  5. Step 5: Solve for x
    x = 3,938,103,582.72/88,751.20
  6. Step 6: Final answer
    x = 44,372.40

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1.5x scale

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.