Home / 140,597.12-210,844.92-47,081.36

Finding the Fourth Proportional to 140,597.12, 210,844.92 and 47,081.36

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Solution

The fourth proportional to 140,597.12, 210,844.92 and 47,081.36 is: 70,605.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,597.12 : 210,844.92 = 47,081.36 : x
  2. Step 2: Convert to fraction form
    140,597.12/210,844.92 = 47,081.36/x
  3. Step 3: Cross multiply
    140,597.12x = 210,844.92 × 47,081.36
  4. Step 4: Simplify right side
    140,597.12x = 9,926,865,582.69
  5. Step 5: Solve for x
    x = 9,926,865,582.69/140,597.12
  6. Step 6: Final answer
    x = 70,605.04

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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.