Home / 63,584.10-87,750.15-35,289.78

Finding the Fourth Proportional to 63,584.10, 87,750.15 and 35,289.78

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Solution

The fourth proportional to 63,584.10, 87,750.15 and 35,289.78 is: 48,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,584.10 : 87,750.15 = 35,289.78 : x
  2. Step 2: Convert to fraction form
    63,584.10/87,750.15 = 35,289.78/x
  3. Step 3: Cross multiply
    63,584.10x = 87,750.15 × 35,289.78
  4. Step 4: Simplify right side
    63,584.10x = 3,096,683,488.47
  5. Step 5: Solve for x
    x = 3,096,683,488.47/63,584.10
  6. Step 6: Final answer
    x = 48,702.17

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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.