Home / 67,308.61-100,943.47-22,934.38

Finding the Fourth Proportional to 67,308.61, 100,943.47 and 22,934.38

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Solution

The fourth proportional to 67,308.61, 100,943.47 and 22,934.38 is: 34,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,308.61 : 100,943.47 = 22,934.38 : x
  2. Step 2: Convert to fraction form
    67,308.61/100,943.47 = 22,934.38/x
  3. Step 3: Cross multiply
    67,308.61x = 100,943.47 × 22,934.38
  4. Step 4: Simplify right side
    67,308.61x = 2,315,075,280.11
  5. Step 5: Solve for x
    x = 2,315,075,280.11/67,308.61
  6. Step 6: Final answer
    x = 34,394.94

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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.