Home / 70,281.54-105,422.18-22,896.58

Finding the Fourth Proportional to 70,281.54, 105,422.18 and 22,896.58

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Solution

The fourth proportional to 70,281.54, 105,422.18 and 22,896.58 is: 34,344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,281.54 : 105,422.18 = 22,896.58 : x
  2. Step 2: Convert to fraction form
    70,281.54/105,422.18 = 22,896.58/x
  3. Step 3: Cross multiply
    70,281.54x = 105,422.18 × 22,896.58
  4. Step 4: Simplify right side
    70,281.54x = 2,413,807,214.76
  5. Step 5: Solve for x
    x = 2,413,807,214.76/70,281.54
  6. Step 6: Final answer
    x = 34,344.82

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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.