Home / 63,641.37-87,825.12-35,347.05

Finding the Fourth Proportional to 63,641.37, 87,825.12 and 35,347.05

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Solution

The fourth proportional to 63,641.37, 87,825.12 and 35,347.05 is: 48,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,641.37 : 87,825.12 = 35,347.05 : x
  2. Step 2: Convert to fraction form
    63,641.37/87,825.12 = 35,347.05/x
  3. Step 3: Cross multiply
    63,641.37x = 87,825.12 × 35,347.05
  4. Step 4: Simplify right side
    63,641.37x = 3,104,358,907.90
  5. Step 5: Solve for x
    x = 3,104,358,907.90/63,641.37
  6. Step 6: Final answer
    x = 48,778.95

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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.