Home / 181,465.47-250,449.60-130,646.43

Finding the Fourth Proportional to 181,465.47, 250,449.60 and 130,646.43

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Solution

The fourth proportional to 181,465.47, 250,449.60 and 130,646.43 is: 180,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,465.47 : 250,449.60 = 130,646.43 : x
  2. Step 2: Convert to fraction form
    181,465.47/250,449.60 = 130,646.43/x
  3. Step 3: Cross multiply
    181,465.47x = 250,449.60 × 130,646.43
  4. Step 4: Simplify right side
    181,465.47x = 32,720,346,134.93
  5. Step 5: Solve for x
    x = 32,720,346,134.93/181,465.47
  6. Step 6: Final answer
    x = 180,311.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.