Home / 140,284.98-210,428.04-35,103.66

Finding the Fourth Proportional to 140,284.98, 210,428.04 and 35,103.66

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Solution

The fourth proportional to 140,284.98, 210,428.04 and 35,103.66 is: 52,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,284.98 : 210,428.04 = 35,103.66 : x
  2. Step 2: Convert to fraction form
    140,284.98/210,428.04 = 35,103.66/x
  3. Step 3: Cross multiply
    140,284.98x = 210,428.04 × 35,103.66
  4. Step 4: Simplify right side
    140,284.98x = 7,386,794,370.63
  5. Step 5: Solve for x
    x = 7,386,794,370.63/140,284.98
  6. Step 6: Final answer
    x = 52,655.63

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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.