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Finding the Fourth Proportional to 192,378.58, 288,598.88 and 59,258.71

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Solution

The fourth proportional to 192,378.58, 288,598.88 and 59,258.71 is: 88,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,378.58 : 288,598.88 = 59,258.71 : x
  2. Step 2: Convert to fraction form
    192,378.58/288,598.88 = 59,258.71/x
  3. Step 3: Cross multiply
    192,378.58x = 288,598.88 × 59,258.71
  4. Step 4: Simplify right side
    192,378.58x = 17,101,997,845.14
  5. Step 5: Solve for x
    x = 17,101,997,845.14/192,378.58
  6. Step 6: Final answer
    x = 88,897.62

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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.