Home / 113,130.90-169,626.57-38,243.94

Finding the Fourth Proportional to 113,130.90, 169,626.57 and 38,243.94

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Solution

The fourth proportional to 113,130.90, 169,626.57 and 38,243.94 is: 57,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,130.90 : 169,626.57 = 38,243.94 : x
  2. Step 2: Convert to fraction form
    113,130.90/169,626.57 = 38,243.94/x
  3. Step 3: Cross multiply
    113,130.90x = 169,626.57 × 38,243.94
  4. Step 4: Simplify right side
    113,130.90x = 6,487,188,365.49
  5. Step 5: Solve for x
    x = 6,487,188,365.49/113,130.90
  6. Step 6: Final answer
    x = 57,342.32

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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.