Home / 113,238.81-156,263.58-62,258.02

Finding the Fourth Proportional to 113,238.81, 156,263.58 and 62,258.02

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Solution

The fourth proportional to 113,238.81, 156,263.58 and 62,258.02 is: 85,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,238.81 : 156,263.58 = 62,258.02 : x
  2. Step 2: Convert to fraction form
    113,238.81/156,263.58 = 62,258.02/x
  3. Step 3: Cross multiply
    113,238.81x = 156,263.58 × 62,258.02
  4. Step 4: Simplify right side
    113,238.81x = 9,728,660,698.25
  5. Step 5: Solve for x
    x = 9,728,660,698.25/113,238.81
  6. Step 6: Final answer
    x = 85,912.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.