Home / 317,055.42-437,540.04-181,107.32

Finding the Fourth Proportional to 317,055.42, 437,540.04 and 181,107.32

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Solution

The fourth proportional to 317,055.42, 437,540.04 and 181,107.32 is: 249,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,055.42 : 437,540.04 = 181,107.32 : x
  2. Step 2: Convert to fraction form
    317,055.42/437,540.04 = 181,107.32/x
  3. Step 3: Cross multiply
    317,055.42x = 437,540.04 × 181,107.32
  4. Step 4: Simplify right side
    317,055.42x = 79,241,704,037.09
  5. Step 5: Solve for x
    x = 79,241,704,037.09/317,055.42
  6. Step 6: Final answer
    x = 249,930.14

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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.