Home / 140,707.56-211,105.50-61,888.04

Finding the Fourth Proportional to 140,707.56, 211,105.50 and 61,888.04

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Solution

The fourth proportional to 140,707.56, 211,105.50 and 61,888.04 is: 92,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,707.56 : 211,105.50 = 61,888.04 : x
  2. Step 2: Convert to fraction form
    140,707.56/211,105.50 = 61,888.04/x
  3. Step 3: Cross multiply
    140,707.56x = 211,105.50 × 61,888.04
  4. Step 4: Simplify right side
    140,707.56x = 13,064,905,628.22
  5. Step 5: Solve for x
    x = 13,064,905,628.22/140,707.56
  6. Step 6: Final answer
    x = 92,851.48

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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.