Home / 141,847.09-212,801.77-42,015.10

Finding the Fourth Proportional to 141,847.09, 212,801.77 and 42,015.10

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Solution

The fourth proportional to 141,847.09, 212,801.77 and 42,015.10 is: 63,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,847.09 : 212,801.77 = 42,015.10 : x
  2. Step 2: Convert to fraction form
    141,847.09/212,801.77 = 42,015.10/x
  3. Step 3: Cross multiply
    141,847.09x = 212,801.77 × 42,015.10
  4. Step 4: Simplify right side
    141,847.09x = 8,940,887,009.68
  5. Step 5: Solve for x
    x = 8,940,887,009.68/141,847.09
  6. Step 6: Final answer
    x = 63,031.87

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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.