Home / 77,004.45-115,506.27-34,899.03

Finding the Fourth Proportional to 77,004.45, 115,506.27 and 34,899.03

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Solution

The fourth proportional to 77,004.45, 115,506.27 and 34,899.03 is: 52,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,004.45 : 115,506.27 = 34,899.03 : x
  2. Step 2: Convert to fraction form
    77,004.45/115,506.27 = 34,899.03/x
  3. Step 3: Cross multiply
    77,004.45x = 115,506.27 × 34,899.03
  4. Step 4: Simplify right side
    77,004.45x = 4,031,056,781.92
  5. Step 5: Solve for x
    x = 4,031,056,781.92/77,004.45
  6. Step 6: Final answer
    x = 52,348.36

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1.5x scale

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.