Home / 63,445.68-87,550.40-34,760.75

Finding the Fourth Proportional to 63,445.68, 87,550.40 and 34,760.75

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Solution

The fourth proportional to 63,445.68, 87,550.40 and 34,760.75 is: 47,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,445.68 : 87,550.40 = 34,760.75 : x
  2. Step 2: Convert to fraction form
    63,445.68/87,550.40 = 34,760.75/x
  3. Step 3: Cross multiply
    63,445.68x = 87,550.40 × 34,760.75
  4. Step 4: Simplify right side
    63,445.68x = 3,043,317,215.95
  5. Step 5: Solve for x
    x = 3,043,317,215.95/63,445.68
  6. Step 6: Final answer
    x = 47,967.29

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1.5x scale

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.