Home / 89,616.24-134,507.43-45,274.20

Finding the Fourth Proportional to 89,616.24, 134,507.43 and 45,274.20

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Solution

The fourth proportional to 89,616.24, 134,507.43 and 45,274.20 is: 67,953.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,616.24 : 134,507.43 = 45,274.20 : x
  2. Step 2: Convert to fraction form
    89,616.24/134,507.43 = 45,274.20/x
  3. Step 3: Cross multiply
    89,616.24x = 134,507.43 × 45,274.20
  4. Step 4: Simplify right side
    89,616.24x = 6,089,716,287.31
  5. Step 5: Solve for x
    x = 6,089,716,287.31/89,616.24
  6. Step 6: Final answer
    x = 67,953.27

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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.