Home / 70,263.14-105,368.22-22,865.81

Finding the Fourth Proportional to 70,263.14, 105,368.22 and 22,865.81

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Solution

The fourth proportional to 70,263.14, 105,368.22 and 22,865.81 is: 34,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,263.14 : 105,368.22 = 22,865.81 : x
  2. Step 2: Convert to fraction form
    70,263.14/105,368.22 = 22,865.81/x
  3. Step 3: Cross multiply
    70,263.14x = 105,368.22 × 22,865.81
  4. Step 4: Simplify right side
    70,263.14x = 2,409,329,171.72
  5. Step 5: Solve for x
    x = 2,409,329,171.72/70,263.14
  6. Step 6: Final answer
    x = 34,290.09

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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.