Home / 150,416.96-225,554.64-87,255.04

Finding the Fourth Proportional to 150,416.96, 225,554.64 and 87,255.04

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Solution

The fourth proportional to 150,416.96, 225,554.64 and 87,255.04 is: 130,841.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,416.96 : 225,554.64 = 87,255.04 : x
  2. Step 2: Convert to fraction form
    150,416.96/225,554.64 = 87,255.04/x
  3. Step 3: Cross multiply
    150,416.96x = 225,554.64 × 87,255.04
  4. Step 4: Simplify right side
    150,416.96x = 19,680,779,135.39
  5. Step 5: Solve for x
    x = 19,680,779,135.39/150,416.96
  6. Step 6: Final answer
    x = 130,841.49

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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.