Home / 236,877.60-355,575.60-148,231.20

Finding the Fourth Proportional to 236,877.60, 355,575.60 and 148,231.20

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Solution

The fourth proportional to 236,877.60, 355,575.60 and 148,231.20 is: 222,509.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,877.60 : 355,575.60 = 148,231.20 : x
  2. Step 2: Convert to fraction form
    236,877.60/355,575.60 = 148,231.20/x
  3. Step 3: Cross multiply
    236,877.60x = 355,575.60 × 148,231.20
  4. Step 4: Simplify right side
    236,877.60x = 52,707,397,878.72
  5. Step 5: Solve for x
    x = 52,707,397,878.72/236,877.60
  6. Step 6: Final answer
    x = 222,509.00

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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.