Home / 55,266.96-76,313.40-45,059.64

Finding the Fourth Proportional to 55,266.96, 76,313.40 and 45,059.64

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Solution

The fourth proportional to 55,266.96, 76,313.40 and 45,059.64 is: 62,218.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,266.96 : 76,313.40 = 45,059.64 : x
  2. Step 2: Convert to fraction form
    55,266.96/76,313.40 = 45,059.64/x
  3. Step 3: Cross multiply
    55,266.96x = 76,313.40 × 45,059.64
  4. Step 4: Simplify right side
    55,266.96x = 3,438,654,331.18
  5. Step 5: Solve for x
    x = 3,438,654,331.18/55,266.96
  6. Step 6: Final answer
    x = 62,218.99

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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.