Home / 282,127.86-423,022.50-132,400.98

Finding the Fourth Proportional to 282,127.86, 423,022.50 and 132,400.98

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Solution

The fourth proportional to 282,127.86, 423,022.50 and 132,400.98 is: 198,522.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,127.86 : 423,022.50 = 132,400.98 : x
  2. Step 2: Convert to fraction form
    282,127.86/423,022.50 = 132,400.98/x
  3. Step 3: Cross multiply
    282,127.86x = 423,022.50 × 132,400.98
  4. Step 4: Simplify right side
    282,127.86x = 56,008,593,562.05
  5. Step 5: Solve for x
    x = 56,008,593,562.05/282,127.86
  6. Step 6: Final answer
    x = 198,522.02

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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.