Home / 45,100.41-67,570.36-38,459.22

Finding the Fourth Proportional to 45,100.41, 67,570.36 and 38,459.22

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Solution

The fourth proportional to 45,100.41, 67,570.36 and 38,459.22 is: 57,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,100.41 : 67,570.36 = 38,459.22 : x
  2. Step 2: Convert to fraction form
    45,100.41/67,570.36 = 38,459.22/x
  3. Step 3: Cross multiply
    45,100.41x = 67,570.36 × 38,459.22
  4. Step 4: Simplify right side
    45,100.41x = 2,598,703,340.72
  5. Step 5: Solve for x
    x = 2,598,703,340.72/45,100.41
  6. Step 6: Final answer
    x = 57,620.39

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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.