Home / 47,138.35-70,642.52-34,665.16

Finding the Fourth Proportional to 47,138.35, 70,642.52 and 34,665.16

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Solution

The fourth proportional to 47,138.35, 70,642.52 and 34,665.16 is: 51,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.35 : 70,642.52 = 34,665.16 : x
  2. Step 2: Convert to fraction form
    47,138.35/70,642.52 = 34,665.16/x
  3. Step 3: Cross multiply
    47,138.35x = 70,642.52 × 34,665.16
  4. Step 4: Simplify right side
    47,138.35x = 2,448,834,258.60
  5. Step 5: Solve for x
    x = 2,448,834,258.60/47,138.35
  6. Step 6: Final answer
    x = 51,949.94

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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.