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Finding the Fourth Proportional to 192,276.66, 288,419.64 and 59,158.02

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Solution

The fourth proportional to 192,276.66, 288,419.64 and 59,158.02 is: 88,738.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,276.66 : 288,419.64 = 59,158.02 : x
  2. Step 2: Convert to fraction form
    192,276.66/288,419.64 = 59,158.02/x
  3. Step 3: Cross multiply
    192,276.66x = 288,419.64 × 59,158.02
  4. Step 4: Simplify right side
    192,276.66x = 17,062,334,831.51
  5. Step 5: Solve for x
    x = 17,062,334,831.51/192,276.66
  6. Step 6: Final answer
    x = 88,738.46

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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.