Home / 134,086.68-201,151.80-45,345.60

Finding the Fourth Proportional to 134,086.68, 201,151.80 and 45,345.60

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Solution

The fourth proportional to 134,086.68, 201,151.80 and 45,345.60 is: 68,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,086.68 : 201,151.80 = 45,345.60 : x
  2. Step 2: Convert to fraction form
    134,086.68/201,151.80 = 45,345.60/x
  3. Step 3: Cross multiply
    134,086.68x = 201,151.80 × 45,345.60
  4. Step 4: Simplify right side
    134,086.68x = 9,121,349,062.08
  5. Step 5: Solve for x
    x = 9,121,349,062.08/134,086.68
  6. Step 6: Final answer
    x = 68,025.77

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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.