Home / 51,619.32-77,328.18-35,571.06

Finding the Fourth Proportional to 51,619.32, 77,328.18 and 35,571.06

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Solution

The fourth proportional to 51,619.32, 77,328.18 and 35,571.06 is: 53,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,619.32 : 77,328.18 = 35,571.06 : x
  2. Step 2: Convert to fraction form
    51,619.32/77,328.18 = 35,571.06/x
  3. Step 3: Cross multiply
    51,619.32x = 77,328.18 × 35,571.06
  4. Step 4: Simplify right side
    51,619.32x = 2,750,645,330.47
  5. Step 5: Solve for x
    x = 2,750,645,330.47/51,619.32
  6. Step 6: Final answer
    x = 53,287.13

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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.