Home / 77,426.71-116,061.62-52,469.28

Finding the Fourth Proportional to 77,426.71, 116,061.62 and 52,469.28

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Solution

The fourth proportional to 77,426.71, 116,061.62 and 52,469.28 is: 78,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,426.71 : 116,061.62 = 52,469.28 : x
  2. Step 2: Convert to fraction form
    77,426.71/116,061.62 = 52,469.28/x
  3. Step 3: Cross multiply
    77,426.71x = 116,061.62 × 52,469.28
  4. Step 4: Simplify right side
    77,426.71x = 6,089,669,637.03
  5. Step 5: Solve for x
    x = 6,089,669,637.03/77,426.71
  6. Step 6: Final answer
    x = 78,650.76

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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.