Home / 55,174.37-76,243.95-45,099.05

Finding the Fourth Proportional to 55,174.37, 76,243.95 and 45,099.05

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Solution

The fourth proportional to 55,174.37, 76,243.95 and 45,099.05 is: 62,321.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,174.37 : 76,243.95 = 45,099.05 : x
  2. Step 2: Convert to fraction form
    55,174.37/76,243.95 = 45,099.05/x
  3. Step 3: Cross multiply
    55,174.37x = 76,243.95 × 45,099.05
  4. Step 4: Simplify right side
    55,174.37x = 3,438,529,332.03
  5. Step 5: Solve for x
    x = 3,438,529,332.03/55,174.37
  6. Step 6: Final answer
    x = 62,321.14

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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.