Home / 147,277.86-220,851.18-53,718

Finding the Fourth Proportional to 147,277.86, 220,851.18 and 53,718

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Solution

The fourth proportional to 147,277.86, 220,851.18 and 53,718 is: 80,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,277.86 : 220,851.18 = 53,718 : x
  2. Step 2: Convert to fraction form
    147,277.86/220,851.18 = 53,718/x
  3. Step 3: Cross multiply
    147,277.86x = 220,851.18 × 53,718
  4. Step 4: Simplify right side
    147,277.86x = 11,863,683,687.24
  5. Step 5: Solve for x
    x = 11,863,683,687.24/147,277.86
  6. Step 6: Final answer
    x = 80,553.07

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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.