Home / 144,526.12-216,803.76-49,743.82

Finding the Fourth Proportional to 144,526.12, 216,803.76 and 49,743.82

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Solution

The fourth proportional to 144,526.12, 216,803.76 and 49,743.82 is: 74,620.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,526.12 : 216,803.76 = 49,743.82 : x
  2. Step 2: Convert to fraction form
    144,526.12/216,803.76 = 49,743.82/x
  3. Step 3: Cross multiply
    144,526.12x = 216,803.76 × 49,743.82
  4. Step 4: Simplify right side
    144,526.12x = 10,784,647,297.23
  5. Step 5: Solve for x
    x = 10,784,647,297.23/144,526.12
  6. Step 6: Final answer
    x = 74,620.75

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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.