Home / 141,486.51-212,229.90-34,870.47

Finding the Fourth Proportional to 141,486.51, 212,229.90 and 34,870.47

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Solution

The fourth proportional to 141,486.51, 212,229.90 and 34,870.47 is: 52,305.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,486.51 : 212,229.90 = 34,870.47 : x
  2. Step 2: Convert to fraction form
    141,486.51/212,229.90 = 34,870.47/x
  3. Step 3: Cross multiply
    141,486.51x = 212,229.90 × 34,870.47
  4. Step 4: Simplify right side
    141,486.51x = 7,400,556,361.05
  5. Step 5: Solve for x
    x = 7,400,556,361.05/141,486.51
  6. Step 6: Final answer
    x = 52,305.74

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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.