Home / 228,277.55-342,416.03-91,562.37

Finding the Fourth Proportional to 228,277.55, 342,416.03 and 91,562.37

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Solution

The fourth proportional to 228,277.55, 342,416.03 and 91,562.37 is: 137,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,277.55 : 342,416.03 = 91,562.37 : x
  2. Step 2: Convert to fraction form
    228,277.55/342,416.03 = 91,562.37/x
  3. Step 3: Cross multiply
    228,277.55x = 342,416.03 × 91,562.37
  4. Step 4: Simplify right side
    228,277.55x = 31,352,422,263.48
  5. Step 5: Solve for x
    x = 31,352,422,263.48/228,277.55
  6. Step 6: Final answer
    x = 137,343.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.