Home / 75,663.47-113,512.01-23,077.05

Finding the Fourth Proportional to 75,663.47, 113,512.01 and 23,077.05

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Solution

The fourth proportional to 75,663.47, 113,512.01 and 23,077.05 is: 34,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,663.47 : 113,512.01 = 23,077.05 : x
  2. Step 2: Convert to fraction form
    75,663.47/113,512.01 = 23,077.05/x
  3. Step 3: Cross multiply
    75,663.47x = 113,512.01 × 23,077.05
  4. Step 4: Simplify right side
    75,663.47x = 2,619,522,214.99
  5. Step 5: Solve for x
    x = 2,619,522,214.99/75,663.47
  6. Step 6: Final answer
    x = 34,620.70

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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.