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Finding the Fourth Proportional to 59,250.74, 88,880.70 and 19,808

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Solution

The fourth proportional to 59,250.74, 88,880.70 and 19,808 is: 29,713.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,250.74 : 88,880.70 = 19,808 : x
  2. Step 2: Convert to fraction form
    59,250.74/88,880.70 = 19,808/x
  3. Step 3: Cross multiply
    59,250.74x = 88,880.70 × 19,808
  4. Step 4: Simplify right side
    59,250.74x = 1,760,548,905.60
  5. Step 5: Solve for x
    x = 1,760,548,905.60/59,250.74
  6. Step 6: Final answer
    x = 29,713.53

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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.