Home / 250,634.60-375,973.98-70,721.61

Finding the Fourth Proportional to 250,634.60, 375,973.98 and 70,721.61

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Solution

The fourth proportional to 250,634.60, 375,973.98 and 70,721.61 is: 106,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,634.60 : 375,973.98 = 70,721.61 : x
  2. Step 2: Convert to fraction form
    250,634.60/375,973.98 = 70,721.61/x
  3. Step 3: Cross multiply
    250,634.60x = 375,973.98 × 70,721.61
  4. Step 4: Simplify right side
    250,634.60x = 26,589,485,183.71
  5. Step 5: Solve for x
    x = 26,589,485,183.71/250,634.60
  6. Step 6: Final answer
    x = 106,088.65

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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.