Home / 140,444.43-210,668.21-40,605.53

Finding the Fourth Proportional to 140,444.43, 210,668.21 and 40,605.53

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Solution

The fourth proportional to 140,444.43, 210,668.21 and 40,605.53 is: 60,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,444.43 : 210,668.21 = 40,605.53 : x
  2. Step 2: Convert to fraction form
    140,444.43/210,668.21 = 40,605.53/x
  3. Step 3: Cross multiply
    140,444.43x = 210,668.21 × 40,605.53
  4. Step 4: Simplify right side
    140,444.43x = 8,554,293,064.83
  5. Step 5: Solve for x
    x = 8,554,293,064.83/140,444.43
  6. Step 6: Final answer
    x = 60,908.74

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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.