Home / 62,352.72-86,016.78-45,330.57

Finding the Fourth Proportional to 62,352.72, 86,016.78 and 45,330.57

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Solution

The fourth proportional to 62,352.72, 86,016.78 and 45,330.57 is: 62,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,352.72 : 86,016.78 = 45,330.57 : x
  2. Step 2: Convert to fraction form
    62,352.72/86,016.78 = 45,330.57/x
  3. Step 3: Cross multiply
    62,352.72x = 86,016.78 × 45,330.57
  4. Step 4: Simplify right side
    62,352.72x = 3,899,189,666.96
  5. Step 5: Solve for x
    x = 3,899,189,666.96/62,352.72
  6. Step 6: Final answer
    x = 62,534.40

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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.