Home / 141,843.04-212,763.90-42,003.80

Finding the Fourth Proportional to 141,843.04, 212,763.90 and 42,003.80

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Solution

The fourth proportional to 141,843.04, 212,763.90 and 42,003.80 is: 63,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,843.04 : 212,763.90 = 42,003.80 : x
  2. Step 2: Convert to fraction form
    141,843.04/212,763.90 = 42,003.80/x
  3. Step 3: Cross multiply
    141,843.04x = 212,763.90 × 42,003.80
  4. Step 4: Simplify right side
    141,843.04x = 8,936,892,302.82
  5. Step 5: Solve for x
    x = 8,936,892,302.82/141,843.04
  6. Step 6: Final answer
    x = 63,005.50

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1.5x scale

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.