Home / 181,277.40-271,916.10-118,291.80

Finding the Fourth Proportional to 181,277.40, 271,916.10 and 118,291.80

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Solution

The fourth proportional to 181,277.40, 271,916.10 and 118,291.80 is: 177,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,277.40 : 271,916.10 = 118,291.80 : x
  2. Step 2: Convert to fraction form
    181,277.40/271,916.10 = 118,291.80/x
  3. Step 3: Cross multiply
    181,277.40x = 271,916.10 × 118,291.80
  4. Step 4: Simplify right side
    181,277.40x = 32,165,444,917.98
  5. Step 5: Solve for x
    x = 32,165,444,917.98/181,277.40
  6. Step 6: Final answer
    x = 177,437.70

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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.