Home / 141,747.65-212,629.23-57,495.30

Finding the Fourth Proportional to 141,747.65, 212,629.23 and 57,495.30

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Solution

The fourth proportional to 141,747.65, 212,629.23 and 57,495.30 is: 86,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,747.65 : 212,629.23 = 57,495.30 : x
  2. Step 2: Convert to fraction form
    141,747.65/212,629.23 = 57,495.30/x
  3. Step 3: Cross multiply
    141,747.65x = 212,629.23 × 57,495.30
  4. Step 4: Simplify right side
    141,747.65x = 12,225,181,367.62
  5. Step 5: Solve for x
    x = 12,225,181,367.62/141,747.65
  6. Step 6: Final answer
    x = 86,246.10

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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.