Home / 55,564.94-83,394.12-52,061.78

Finding the Fourth Proportional to 55,564.94, 83,394.12 and 52,061.78

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Solution

The fourth proportional to 55,564.94, 83,394.12 and 52,061.78 is: 78,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,564.94 : 83,394.12 = 52,061.78 : x
  2. Step 2: Convert to fraction form
    55,564.94/83,394.12 = 52,061.78/x
  3. Step 3: Cross multiply
    55,564.94x = 83,394.12 × 52,061.78
  4. Step 4: Simplify right side
    55,564.94x = 4,341,645,911.76
  5. Step 5: Solve for x
    x = 4,341,645,911.76/55,564.94
  6. Step 6: Final answer
    x = 78,136.43

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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.