Home / 94,089.20-129,838.26-55,850.36

Finding the Fourth Proportional to 94,089.20, 129,838.26 and 55,850.36

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Solution

The fourth proportional to 94,089.20, 129,838.26 and 55,850.36 is: 77,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,089.20 : 129,838.26 = 55,850.36 : x
  2. Step 2: Convert to fraction form
    94,089.20/129,838.26 = 55,850.36/x
  3. Step 3: Cross multiply
    94,089.20x = 129,838.26 × 55,850.36
  4. Step 4: Simplify right side
    94,089.20x = 7,251,513,562.77
  5. Step 5: Solve for x
    x = 7,251,513,562.77/94,089.20
  6. Step 6: Final answer
    x = 77,070.63

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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.