Home / 66,346.43-91,674.59-53,027.60

Finding the Fourth Proportional to 66,346.43, 91,674.59 and 53,027.60

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Solution

The fourth proportional to 66,346.43, 91,674.59 and 53,027.60 is: 73,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,346.43 : 91,674.59 = 53,027.60 : x
  2. Step 2: Convert to fraction form
    66,346.43/91,674.59 = 53,027.60/x
  3. Step 3: Cross multiply
    66,346.43x = 91,674.59 × 53,027.60
  4. Step 4: Simplify right side
    66,346.43x = 4,861,282,765.17
  5. Step 5: Solve for x
    x = 4,861,282,765.17/66,346.43
  6. Step 6: Final answer
    x = 73,271.21

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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.