Home / 63,419.10-87,518.34-35,124.90

Finding the Fourth Proportional to 63,419.10, 87,518.34 and 35,124.90

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Solution

The fourth proportional to 63,419.10, 87,518.34 and 35,124.90 is: 48,472.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,419.10 : 87,518.34 = 35,124.90 : x
  2. Step 2: Convert to fraction form
    63,419.10/87,518.34 = 35,124.90/x
  3. Step 3: Cross multiply
    63,419.10x = 87,518.34 × 35,124.90
  4. Step 4: Simplify right side
    63,419.10x = 3,074,072,940.67
  5. Step 5: Solve for x
    x = 3,074,072,940.67/63,419.10
  6. Step 6: Final answer
    x = 48,472.35

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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.