Home / 113,140.15-169,718.73-34,260.73

Finding the Fourth Proportional to 113,140.15, 169,718.73 and 34,260.73

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Solution

The fourth proportional to 113,140.15, 169,718.73 and 34,260.73 is: 51,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,140.15 : 169,718.73 = 34,260.73 : x
  2. Step 2: Convert to fraction form
    113,140.15/169,718.73 = 34,260.73/x
  3. Step 3: Cross multiply
    113,140.15x = 169,718.73 × 34,260.73
  4. Step 4: Simplify right side
    113,140.15x = 5,814,687,584.47
  5. Step 5: Solve for x
    x = 5,814,687,584.47/113,140.15
  6. Step 6: Final answer
    x = 51,393.67

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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.