Home / 141,032.70-211,543.05-47,538.30

Finding the Fourth Proportional to 141,032.70, 211,543.05 and 47,538.30

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Solution

The fourth proportional to 141,032.70, 211,543.05 and 47,538.30 is: 71,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032.70 : 211,543.05 = 47,538.30 : x
  2. Step 2: Convert to fraction form
    141,032.70/211,543.05 = 47,538.30/x
  3. Step 3: Cross multiply
    141,032.70x = 211,543.05 × 47,538.30
  4. Step 4: Simplify right side
    141,032.70x = 10,056,396,973.82
  5. Step 5: Solve for x
    x = 10,056,396,973.82/141,032.70
  6. Step 6: Final answer
    x = 71,305.43

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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.