Home / 75,689.02-113,534.34-25,770.34

Finding the Fourth Proportional to 75,689.02, 113,534.34 and 25,770.34

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Solution

The fourth proportional to 75,689.02, 113,534.34 and 25,770.34 is: 38,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,689.02 : 113,534.34 = 25,770.34 : x
  2. Step 2: Convert to fraction form
    75,689.02/113,534.34 = 25,770.34/x
  3. Step 3: Cross multiply
    75,689.02x = 113,534.34 × 25,770.34
  4. Step 4: Simplify right side
    75,689.02x = 2,925,818,543.48
  5. Step 5: Solve for x
    x = 2,925,818,543.48/75,689.02
  6. Step 6: Final answer
    x = 38,655.79

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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.