Home / 141,111.18-211,695.93-47,614.50

Finding the Fourth Proportional to 141,111.18, 211,695.93 and 47,614.50

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Solution

The fourth proportional to 141,111.18, 211,695.93 and 47,614.50 is: 71,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,111.18 : 211,695.93 = 47,614.50 : x
  2. Step 2: Convert to fraction form
    141,111.18/211,695.93 = 47,614.50/x
  3. Step 3: Cross multiply
    141,111.18x = 211,695.93 × 47,614.50
  4. Step 4: Simplify right side
    141,111.18x = 10,079,795,858.99
  5. Step 5: Solve for x
    x = 10,079,795,858.99/141,111.18
  6. Step 6: Final answer
    x = 71,431.59

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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.