Home / 63,153.18-87,152.10-34,858.86

Finding the Fourth Proportional to 63,153.18, 87,152.10 and 34,858.86

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Solution

The fourth proportional to 63,153.18, 87,152.10 and 34,858.86 is: 48,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.18 : 87,152.10 = 34,858.86 : x
  2. Step 2: Convert to fraction form
    63,153.18/87,152.10 = 34,858.86/x
  3. Step 3: Cross multiply
    63,153.18x = 87,152.10 × 34,858.86
  4. Step 4: Simplify right side
    63,153.18x = 3,038,022,852.61
  5. Step 5: Solve for x
    x = 3,038,022,852.61/63,153.18
  6. Step 6: Final answer
    x = 48,105.62

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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.