Home / 69,035.63-103,387.36-39,363.51

Finding the Fourth Proportional to 69,035.63, 103,387.36 and 39,363.51

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Solution

The fourth proportional to 69,035.63, 103,387.36 and 39,363.51 is: 58,950.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,035.63 : 103,387.36 = 39,363.51 : x
  2. Step 2: Convert to fraction form
    69,035.63/103,387.36 = 39,363.51/x
  3. Step 3: Cross multiply
    69,035.63x = 103,387.36 × 39,363.51
  4. Step 4: Simplify right side
    69,035.63x = 4,069,688,862.30
  5. Step 5: Solve for x
    x = 4,069,688,862.30/69,035.63
  6. Step 6: Final answer
    x = 58,950.56

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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.