Home / 282,050.04-423,114.66-82,385.08

Finding the Fourth Proportional to 282,050.04, 423,114.66 and 82,385.08

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Solution

The fourth proportional to 282,050.04, 423,114.66 and 82,385.08 is: 123,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,050.04 : 423,114.66 = 82,385.08 : x
  2. Step 2: Convert to fraction form
    282,050.04/423,114.66 = 82,385.08/x
  3. Step 3: Cross multiply
    282,050.04x = 423,114.66 × 82,385.08
  4. Step 4: Simplify right side
    282,050.04x = 34,858,335,113.27
  5. Step 5: Solve for x
    x = 34,858,335,113.27/282,050.04
  6. Step 6: Final answer
    x = 123,589.19

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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.