Home / 209,569.30-314,350.86-51,797.74

Finding the Fourth Proportional to 209,569.30, 314,350.86 and 51,797.74

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Solution

The fourth proportional to 209,569.30, 314,350.86 and 51,797.74 is: 77,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,569.30 : 314,350.86 = 51,797.74 : x
  2. Step 2: Convert to fraction form
    209,569.30/314,350.86 = 51,797.74/x
  3. Step 3: Cross multiply
    209,569.30x = 314,350.86 × 51,797.74
  4. Step 4: Simplify right side
    209,569.30x = 16,282,664,115.06
  5. Step 5: Solve for x
    x = 16,282,664,115.06/209,569.30
  6. Step 6: Final answer
    x = 77,695.85

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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.