Home / 75,289.48-112,909.34-25,357.18

Finding the Fourth Proportional to 75,289.48, 112,909.34 and 25,357.18

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Solution

The fourth proportional to 75,289.48, 112,909.34 and 25,357.18 is: 38,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,289.48 : 112,909.34 = 25,357.18 : x
  2. Step 2: Convert to fraction form
    75,289.48/112,909.34 = 25,357.18/x
  3. Step 3: Cross multiply
    75,289.48x = 112,909.34 × 25,357.18
  4. Step 4: Simplify right side
    75,289.48x = 2,863,062,458.06
  5. Step 5: Solve for x
    x = 2,863,062,458.06/75,289.48
  6. Step 6: Final answer
    x = 38,027.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.