Home / 63,828.40-95,742.60-53,460.40

Finding the Fourth Proportional to 63,828.40, 95,742.60 and 53,460.40

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Solution

The fourth proportional to 63,828.40, 95,742.60 and 53,460.40 is: 80,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,828.40 : 95,742.60 = 53,460.40 : x
  2. Step 2: Convert to fraction form
    63,828.40/95,742.60 = 53,460.40/x
  3. Step 3: Cross multiply
    63,828.40x = 95,742.60 × 53,460.40
  4. Step 4: Simplify right side
    63,828.40x = 5,118,437,693.04
  5. Step 5: Solve for x
    x = 5,118,437,693.04/63,828.40
  6. Step 6: Final answer
    x = 80,190.60

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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.