Home / 145,232.22-217,933.60-60,985.90

Finding the Fourth Proportional to 145,232.22, 217,933.60 and 60,985.90

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Solution

The fourth proportional to 145,232.22, 217,933.60 and 60,985.90 is: 91,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,232.22 : 217,933.60 = 60,985.90 : x
  2. Step 2: Convert to fraction form
    145,232.22/217,933.60 = 60,985.90/x
  3. Step 3: Cross multiply
    145,232.22x = 217,933.60 × 60,985.90
  4. Step 4: Simplify right side
    145,232.22x = 13,290,876,431.31
  5. Step 5: Solve for x
    x = 13,290,876,431.31/145,232.22
  6. Step 6: Final answer
    x = 91,514.65

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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.