Home / 69,035.61-103,387.33-39,363.49

Finding the Fourth Proportional to 69,035.61, 103,387.33 and 39,363.49

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Solution

The fourth proportional to 69,035.61, 103,387.33 and 39,363.49 is: 58,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,035.61 : 103,387.33 = 39,363.49 : x
  2. Step 2: Convert to fraction form
    69,035.61/103,387.33 = 39,363.49/x
  3. Step 3: Cross multiply
    69,035.61x = 103,387.33 × 39,363.49
  4. Step 4: Simplify right side
    69,035.61x = 4,069,686,130.58
  5. Step 5: Solve for x
    x = 4,069,686,130.58/69,035.61
  6. Step 6: Final answer
    x = 58,950.53

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1.5x scale

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.