Home / 141,868.20-212,784.96-36,678.36

Finding the Fourth Proportional to 141,868.20, 212,784.96 and 36,678.36

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Solution

The fourth proportional to 141,868.20, 212,784.96 and 36,678.36 is: 55,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,868.20 : 212,784.96 = 36,678.36 : x
  2. Step 2: Convert to fraction form
    141,868.20/212,784.96 = 36,678.36/x
  3. Step 3: Cross multiply
    141,868.20x = 212,784.96 × 36,678.36
  4. Step 4: Simplify right side
    141,868.20x = 7,804,603,365.47
  5. Step 5: Solve for x
    x = 7,804,603,365.47/141,868.20
  6. Step 6: Final answer
    x = 55,013.06

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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.