Home / 70,911.28-106,385.34-26,541.52

Finding the Fourth Proportional to 70,911.28, 106,385.34 and 26,541.52

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Solution

The fourth proportional to 70,911.28, 106,385.34 and 26,541.52 is: 39,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,911.28 : 106,385.34 = 26,541.52 : x
  2. Step 2: Convert to fraction form
    70,911.28/106,385.34 = 26,541.52/x
  3. Step 3: Cross multiply
    70,911.28x = 106,385.34 × 26,541.52
  4. Step 4: Simplify right side
    70,911.28x = 2,823,628,629.32
  5. Step 5: Solve for x
    x = 2,823,628,629.32/70,911.28
  6. Step 6: Final answer
    x = 39,819.17

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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.