Home / 91,924.52-126,869.57-56,135.28

Finding the Fourth Proportional to 91,924.52, 126,869.57 and 56,135.28

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Solution

The fourth proportional to 91,924.52, 126,869.57 and 56,135.28 is: 77,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,924.52 : 126,869.57 = 56,135.28 : x
  2. Step 2: Convert to fraction form
    91,924.52/126,869.57 = 56,135.28/x
  3. Step 3: Cross multiply
    91,924.52x = 126,869.57 × 56,135.28
  4. Step 4: Simplify right side
    91,924.52x = 7,121,858,835.43
  5. Step 5: Solve for x
    x = 7,121,858,835.43/91,924.52
  6. Step 6: Final answer
    x = 77,475.07

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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.