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Finding the Fourth Proportional to 60,891.53, 84,038.22 and 34,039.62

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Solution

The fourth proportional to 60,891.53, 84,038.22 and 34,039.62 is: 46,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,891.53 : 84,038.22 = 34,039.62 : x
  2. Step 2: Convert to fraction form
    60,891.53/84,038.22 = 34,039.62/x
  3. Step 3: Cross multiply
    60,891.53x = 84,038.22 × 34,039.62
  4. Step 4: Simplify right side
    60,891.53x = 2,860,629,074.28
  5. Step 5: Solve for x
    x = 2,860,629,074.28/60,891.53
  6. Step 6: Final answer
    x = 46,979.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.