Home / 74,888.46-112,277.21-35,399.43

Finding the Fourth Proportional to 74,888.46, 112,277.21 and 35,399.43

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Solution

The fourth proportional to 74,888.46, 112,277.21 and 35,399.43 is: 53,072.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,888.46 : 112,277.21 = 35,399.43 : x
  2. Step 2: Convert to fraction form
    74,888.46/112,277.21 = 35,399.43/x
  3. Step 3: Cross multiply
    74,888.46x = 112,277.21 × 35,399.43
  4. Step 4: Simplify right side
    74,888.46x = 3,974,549,058.99
  5. Step 5: Solve for x
    x = 3,974,549,058.99/74,888.46
  6. Step 6: Final answer
    x = 53,072.92

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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.