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Finding the Fourth Proportional to 59,410.49, 89,111.25 and 17,290.90

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Solution

The fourth proportional to 59,410.49, 89,111.25 and 17,290.90 is: 25,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,410.49 : 89,111.25 = 17,290.90 : x
  2. Step 2: Convert to fraction form
    59,410.49/89,111.25 = 17,290.90/x
  3. Step 3: Cross multiply
    59,410.49x = 89,111.25 × 17,290.90
  4. Step 4: Simplify right side
    59,410.49x = 1,540,813,712.63
  5. Step 5: Solve for x
    x = 1,540,813,712.63/59,410.49
  6. Step 6: Final answer
    x = 25,935.04

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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.