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Finding the Fourth Proportional to 192,451.40, 288,683.70 and 59,330.60

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Solution

The fourth proportional to 192,451.40, 288,683.70 and 59,330.60 is: 88,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,451.40 : 288,683.70 = 59,330.60 : x
  2. Step 2: Convert to fraction form
    192,451.40/288,683.70 = 59,330.60/x
  3. Step 3: Cross multiply
    192,451.40x = 288,683.70 × 59,330.60
  4. Step 4: Simplify right side
    192,451.40x = 17,127,777,131.22
  5. Step 5: Solve for x
    x = 17,127,777,131.22/192,451.40
  6. Step 6: Final answer
    x = 88,997.93

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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.