Home / 113,427.41-170,042.67-57,220.60

Finding the Fourth Proportional to 113,427.41, 170,042.67 and 57,220.60

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Solution

The fourth proportional to 113,427.41, 170,042.67 and 57,220.60 is: 85,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,427.41 : 170,042.67 = 57,220.60 : x
  2. Step 2: Convert to fraction form
    113,427.41/170,042.67 = 57,220.60/x
  3. Step 3: Cross multiply
    113,427.41x = 170,042.67 × 57,220.60
  4. Step 4: Simplify right side
    113,427.41x = 9,729,943,603.00
  5. Step 5: Solve for x
    x = 9,729,943,603.00/113,427.41
  6. Step 6: Final answer
    x = 85,781.24

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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.