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Finding the Fourth Proportional to 75,597.63, 113,119.62 and 71,542.16

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Solution

The fourth proportional to 75,597.63, 113,119.62 and 71,542.16 is: 107,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,597.63 : 113,119.62 = 71,542.16 : x
  2. Step 2: Convert to fraction form
    75,597.63/113,119.62 = 71,542.16/x
  3. Step 3: Cross multiply
    75,597.63x = 113,119.62 × 71,542.16
  4. Step 4: Simplify right side
    75,597.63x = 8,092,821,953.18
  5. Step 5: Solve for x
    x = 8,092,821,953.18/75,597.63
  6. Step 6: Final answer
    x = 107,051.27

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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.