Home / 52,619.14-78,802.62-38,349.37

Finding the Fourth Proportional to 52,619.14, 78,802.62 and 38,349.37

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Solution

The fourth proportional to 52,619.14, 78,802.62 and 38,349.37 is: 57,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,619.14 : 78,802.62 = 38,349.37 : x
  2. Step 2: Convert to fraction form
    52,619.14/78,802.62 = 38,349.37/x
  3. Step 3: Cross multiply
    52,619.14x = 78,802.62 × 38,349.37
  4. Step 4: Simplify right side
    52,619.14x = 3,022,030,831.35
  5. Step 5: Solve for x
    x = 3,022,030,831.35/52,619.14
  6. Step 6: Final answer
    x = 57,432.16

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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.