Home / 63,788.22-88,018.38-38,289.18

Finding the Fourth Proportional to 63,788.22, 88,018.38 and 38,289.18

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Solution

The fourth proportional to 63,788.22, 88,018.38 and 38,289.18 is: 52,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,788.22 : 88,018.38 = 38,289.18 : x
  2. Step 2: Convert to fraction form
    63,788.22/88,018.38 = 38,289.18/x
  3. Step 3: Cross multiply
    63,788.22x = 88,018.38 × 38,289.18
  4. Step 4: Simplify right side
    63,788.22x = 3,370,151,595.13
  5. Step 5: Solve for x
    x = 3,370,151,595.13/63,788.22
  6. Step 6: Final answer
    x = 52,833.45

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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.