Home / 73,669.32-110,503.20-31,513.68

Finding the Fourth Proportional to 73,669.32, 110,503.20 and 31,513.68

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Solution

The fourth proportional to 73,669.32, 110,503.20 and 31,513.68 is: 47,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,669.32 : 110,503.20 = 31,513.68 : x
  2. Step 2: Convert to fraction form
    73,669.32/110,503.20 = 31,513.68/x
  3. Step 3: Cross multiply
    73,669.32x = 110,503.20 × 31,513.68
  4. Step 4: Simplify right side
    73,669.32x = 3,482,362,483.78
  5. Step 5: Solve for x
    x = 3,482,362,483.78/73,669.32
  6. Step 6: Final answer
    x = 47,270.19

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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.