Home / 63,432.66-87,542.40-35,140.98

Finding the Fourth Proportional to 63,432.66, 87,542.40 and 35,140.98

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Solution

The fourth proportional to 63,432.66, 87,542.40 and 35,140.98 is: 48,497.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.66 : 87,542.40 = 35,140.98 : x
  2. Step 2: Convert to fraction form
    63,432.66/87,542.40 = 35,140.98/x
  3. Step 3: Cross multiply
    63,432.66x = 87,542.40 × 35,140.98
  4. Step 4: Simplify right side
    63,432.66x = 3,076,325,289.84
  5. Step 5: Solve for x
    x = 3,076,325,289.84/63,432.66
  6. Step 6: Final answer
    x = 48,497.50

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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.