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Finding the Fourth Proportional to 152,241.44, 210,041.97 and 88,526.84

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Solution

The fourth proportional to 152,241.44, 210,041.97 and 88,526.84 is: 122,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,241.44 : 210,041.97 = 88,526.84 : x
  2. Step 2: Convert to fraction form
    152,241.44/210,041.97 = 88,526.84/x
  3. Step 3: Cross multiply
    152,241.44x = 210,041.97 × 88,526.84
  4. Step 4: Simplify right side
    152,241.44x = 18,594,350,821.27
  5. Step 5: Solve for x
    x = 18,594,350,821.27/152,241.44
  6. Step 6: Final answer
    x = 122,137.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.