Home / 141,506.29-212,243.20-52,762.69

Finding the Fourth Proportional to 141,506.29, 212,243.20 and 52,762.69

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Solution

The fourth proportional to 141,506.29, 212,243.20 and 52,762.69 is: 79,137.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,506.29 : 212,243.20 = 52,762.69 : x
  2. Step 2: Convert to fraction form
    141,506.29/212,243.20 = 52,762.69/x
  3. Step 3: Cross multiply
    141,506.29x = 212,243.20 × 52,762.69
  4. Step 4: Simplify right side
    141,506.29x = 11,198,522,166.21
  5. Step 5: Solve for x
    x = 11,198,522,166.21/141,506.29
  6. Step 6: Final answer
    x = 79,137.98

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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.