Home / 140,335.77-210,586.68-51,651.57

Finding the Fourth Proportional to 140,335.77, 210,586.68 and 51,651.57

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Solution

The fourth proportional to 140,335.77, 210,586.68 and 51,651.57 is: 77,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,335.77 : 210,586.68 = 51,651.57 : x
  2. Step 2: Convert to fraction form
    140,335.77/210,586.68 = 51,651.57/x
  3. Step 3: Cross multiply
    140,335.77x = 210,586.68 × 51,651.57
  4. Step 4: Simplify right side
    140,335.77x = 10,877,132,643.09
  5. Step 5: Solve for x
    x = 10,877,132,643.09/140,335.77
  6. Step 6: Final answer
    x = 77,507.91

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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.