Home / 63,835.56-88,148.52-40,003.20

Finding the Fourth Proportional to 63,835.56, 88,148.52 and 40,003.20

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Solution

The fourth proportional to 63,835.56, 88,148.52 and 40,003.20 is: 55,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,835.56 : 88,148.52 = 40,003.20 : x
  2. Step 2: Convert to fraction form
    63,835.56/88,148.52 = 40,003.20/x
  3. Step 3: Cross multiply
    63,835.56x = 88,148.52 × 40,003.20
  4. Step 4: Simplify right side
    63,835.56x = 3,526,222,875.26
  5. Step 5: Solve for x
    x = 3,526,222,875.26/63,835.56
  6. Step 6: Final answer
    x = 55,239.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.