Home / 94,108.64-129,812.91-55,843.03

Finding the Fourth Proportional to 94,108.64, 129,812.91 and 55,843.03

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Solution

The fourth proportional to 94,108.64, 129,812.91 and 55,843.03 is: 77,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,108.64 : 129,812.91 = 55,843.03 : x
  2. Step 2: Convert to fraction form
    94,108.64/129,812.91 = 55,843.03/x
  3. Step 3: Cross multiply
    94,108.64x = 129,812.91 × 55,843.03
  4. Step 4: Simplify right side
    94,108.64x = 7,249,145,578.45
  5. Step 5: Solve for x
    x = 7,249,145,578.45/94,108.64
  6. Step 6: Final answer
    x = 77,029.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.