Home / 91,135.59-125,767.26-50,298.77

Finding the Fourth Proportional to 91,135.59, 125,767.26 and 50,298.77

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Solution

The fourth proportional to 91,135.59, 125,767.26 and 50,298.77 is: 69,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,135.59 : 125,767.26 = 50,298.77 : x
  2. Step 2: Convert to fraction form
    91,135.59/125,767.26 = 50,298.77/x
  3. Step 3: Cross multiply
    91,135.59x = 125,767.26 × 50,298.77
  4. Step 4: Simplify right side
    91,135.59x = 6,325,937,855.43
  5. Step 5: Solve for x
    x = 6,325,937,855.43/91,135.59
  6. Step 6: Final answer
    x = 69,412.38

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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.