Home / 52,031.69-78,091.29-48,751.19

Finding the Fourth Proportional to 52,031.69, 78,091.29 and 48,751.19

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Solution

The fourth proportional to 52,031.69, 78,091.29 and 48,751.19 is: 73,167.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,031.69 : 78,091.29 = 48,751.19 : x
  2. Step 2: Convert to fraction form
    52,031.69/78,091.29 = 48,751.19/x
  3. Step 3: Cross multiply
    52,031.69x = 78,091.29 × 48,751.19
  4. Step 4: Simplify right side
    52,031.69x = 3,807,043,316.14
  5. Step 5: Solve for x
    x = 3,807,043,316.14/52,031.69
  6. Step 6: Final answer
    x = 73,167.78

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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.