Home / 52,453.39-78,680.63-41,989.93

Finding the Fourth Proportional to 52,453.39, 78,680.63 and 41,989.93

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Solution

The fourth proportional to 52,453.39, 78,680.63 and 41,989.93 is: 62,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.39 : 78,680.63 = 41,989.93 : x
  2. Step 2: Convert to fraction form
    52,453.39/78,680.63 = 41,989.93/x
  3. Step 3: Cross multiply
    52,453.39x = 78,680.63 × 41,989.93
  4. Step 4: Simplify right side
    52,453.39x = 3,303,794,458.07
  5. Step 5: Solve for x
    x = 3,303,794,458.07/52,453.39
  6. Step 6: Final answer
    x = 62,985.34

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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.