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Finding the Fourth Proportional to 75,204.48, 112,806.72 and 35,740.07

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Solution

The fourth proportional to 75,204.48, 112,806.72 and 35,740.07 is: 53,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,204.48 : 112,806.72 = 35,740.07 : x
  2. Step 2: Convert to fraction form
    75,204.48/112,806.72 = 35,740.07/x
  3. Step 3: Cross multiply
    75,204.48x = 112,806.72 × 35,740.07
  4. Step 4: Simplify right side
    75,204.48x = 4,031,719,505.24
  5. Step 5: Solve for x
    x = 4,031,719,505.24/75,204.48
  6. Step 6: Final answer
    x = 53,610.10

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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.