Home / 113,349.40-170,024.10-68,248.60

Finding the Fourth Proportional to 113,349.40, 170,024.10 and 68,248.60

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Solution

The fourth proportional to 113,349.40, 170,024.10 and 68,248.60 is: 102,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,349.40 : 170,024.10 = 68,248.60 : x
  2. Step 2: Convert to fraction form
    113,349.40/170,024.10 = 68,248.60/x
  3. Step 3: Cross multiply
    113,349.40x = 170,024.10 × 68,248.60
  4. Step 4: Simplify right side
    113,349.40x = 11,603,906,791.26
  5. Step 5: Solve for x
    x = 11,603,906,791.26/113,349.40
  6. Step 6: Final answer
    x = 102,372.90

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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.