Home / 149,222.51-223,932.18-70,344.71

Finding the Fourth Proportional to 149,222.51, 223,932.18 and 70,344.71

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Solution

The fourth proportional to 149,222.51, 223,932.18 and 70,344.71 is: 105,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,222.51 : 223,932.18 = 70,344.71 : x
  2. Step 2: Convert to fraction form
    149,222.51/223,932.18 = 70,344.71/x
  3. Step 3: Cross multiply
    149,222.51x = 223,932.18 × 70,344.71
  4. Step 4: Simplify right side
    149,222.51x = 15,752,444,261.77
  5. Step 5: Solve for x
    x = 15,752,444,261.77/149,222.51
  6. Step 6: Final answer
    x = 105,563.46

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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.