Home / 70,331.26-105,515.02-25,350.83

Finding the Fourth Proportional to 70,331.26, 105,515.02 and 25,350.83

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Solution

The fourth proportional to 70,331.26, 105,515.02 and 25,350.83 is: 38,032.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,331.26 : 105,515.02 = 25,350.83 : x
  2. Step 2: Convert to fraction form
    70,331.26/105,515.02 = 25,350.83/x
  3. Step 3: Cross multiply
    70,331.26x = 105,515.02 × 25,350.83
  4. Step 4: Simplify right side
    70,331.26x = 2,674,893,334.47
  5. Step 5: Solve for x
    x = 2,674,893,334.47/70,331.26
  6. Step 6: Final answer
    x = 38,032.78

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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.