Home / 152,851.11-229,063.09-130,243.74

Finding the Fourth Proportional to 152,851.11, 229,063.09 and 130,243.74

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Solution

The fourth proportional to 152,851.11, 229,063.09 and 130,243.74 is: 195,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,851.11 : 229,063.09 = 130,243.74 : x
  2. Step 2: Convert to fraction form
    152,851.11/229,063.09 = 130,243.74/x
  3. Step 3: Cross multiply
    152,851.11x = 229,063.09 × 130,243.74
  4. Step 4: Simplify right side
    152,851.11x = 29,834,032,066.63
  5. Step 5: Solve for x
    x = 29,834,032,066.63/152,851.11
  6. Step 6: Final answer
    x = 195,183.62

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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.