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Finding the Fourth Proportional to 317,089.80, 437,567.31 and 181,097.10

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Solution

The fourth proportional to 317,089.80, 437,567.31 and 181,097.10 is: 249,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,089.80 : 437,567.31 = 181,097.10 : x
  2. Step 2: Convert to fraction form
    317,089.80/437,567.31 = 181,097.10/x
  3. Step 3: Cross multiply
    317,089.80x = 437,567.31 × 181,097.10
  4. Step 4: Simplify right side
    317,089.80x = 79,242,170,895.80
  5. Step 5: Solve for x
    x = 79,242,170,895.80/317,089.80
  6. Step 6: Final answer
    x = 249,904.51

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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.