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Finding the Fourth Proportional to 59,144.76, 88,690.40 and 17,015.16

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Solution

The fourth proportional to 59,144.76, 88,690.40 and 17,015.16 is: 25,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,144.76 : 88,690.40 = 17,015.16 : x
  2. Step 2: Convert to fraction form
    59,144.76/88,690.40 = 17,015.16/x
  3. Step 3: Cross multiply
    59,144.76x = 88,690.40 × 17,015.16
  4. Step 4: Simplify right side
    59,144.76x = 1,509,081,346.46
  5. Step 5: Solve for x
    x = 1,509,081,346.46/59,144.76
  6. Step 6: Final answer
    x = 25,515.05

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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.