Home / 52,329.84-78,434.28-22,742.16

Finding the Fourth Proportional to 52,329.84, 78,434.28 and 22,742.16

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Solution

The fourth proportional to 52,329.84, 78,434.28 and 22,742.16 is: 34,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,329.84 : 78,434.28 = 22,742.16 : x
  2. Step 2: Convert to fraction form
    52,329.84/78,434.28 = 22,742.16/x
  3. Step 3: Cross multiply
    52,329.84x = 78,434.28 × 22,742.16
  4. Step 4: Simplify right side
    52,329.84x = 1,783,764,945.24
  5. Step 5: Solve for x
    x = 1,783,764,945.24/52,329.84
  6. Step 6: Final answer
    x = 34,086.96

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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.