Home / 141,421.18-212,131.69-41,582.20

Finding the Fourth Proportional to 141,421.18, 212,131.69 and 41,582.20

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Solution

The fourth proportional to 141,421.18, 212,131.69 and 41,582.20 is: 62,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,421.18 : 212,131.69 = 41,582.20 : x
  2. Step 2: Convert to fraction form
    141,421.18/212,131.69 = 41,582.20/x
  3. Step 3: Cross multiply
    141,421.18x = 212,131.69 × 41,582.20
  4. Step 4: Simplify right side
    141,421.18x = 8,820,901,725.63
  5. Step 5: Solve for x
    x = 8,820,901,725.63/141,421.18
  6. Step 6: Final answer
    x = 62,373.27

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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.