Home / 91,230.39-125,898.56-50,944.64

Finding the Fourth Proportional to 91,230.39, 125,898.56 and 50,944.64

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Solution

The fourth proportional to 91,230.39, 125,898.56 and 50,944.64 is: 70,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,230.39 : 125,898.56 = 50,944.64 : x
  2. Step 2: Convert to fraction form
    91,230.39/125,898.56 = 50,944.64/x
  3. Step 3: Cross multiply
    91,230.39x = 125,898.56 × 50,944.64
  4. Step 4: Simplify right side
    91,230.39x = 6,413,855,931.50
  5. Step 5: Solve for x
    x = 6,413,855,931.50/91,230.39
  6. Step 6: Final answer
    x = 70,303.94

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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.