Home / 251,844.63-377,766.95-83,319.81

Finding the Fourth Proportional to 251,844.63, 377,766.95 and 83,319.81

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Solution

The fourth proportional to 251,844.63, 377,766.95 and 83,319.81 is: 124,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,844.63 : 377,766.95 = 83,319.81 : x
  2. Step 2: Convert to fraction form
    251,844.63/377,766.95 = 83,319.81/x
  3. Step 3: Cross multiply
    251,844.63x = 377,766.95 × 83,319.81
  4. Step 4: Simplify right side
    251,844.63x = 31,475,470,081.68
  5. Step 5: Solve for x
    x = 31,475,470,081.68/251,844.63
  6. Step 6: Final answer
    x = 124,979.72

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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.