Home / 137,683.02-206,534.79-53,512.14

Finding the Fourth Proportional to 137,683.02, 206,534.79 and 53,512.14

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Solution

The fourth proportional to 137,683.02, 206,534.79 and 53,512.14 is: 80,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,683.02 : 206,534.79 = 53,512.14 : x
  2. Step 2: Convert to fraction form
    137,683.02/206,534.79 = 53,512.14/x
  3. Step 3: Cross multiply
    137,683.02x = 206,534.79 × 53,512.14
  4. Step 4: Simplify right side
    137,683.02x = 11,052,118,597.35
  5. Step 5: Solve for x
    x = 11,052,118,597.35/137,683.02
  6. Step 6: Final answer
    x = 80,272.20

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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.