Home / 282,960.69-390,541.22-162,182.93

Finding the Fourth Proportional to 282,960.69, 390,541.22 and 162,182.93

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Solution

The fourth proportional to 282,960.69, 390,541.22 and 162,182.93 is: 223,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,960.69 : 390,541.22 = 162,182.93 : x
  2. Step 2: Convert to fraction form
    282,960.69/390,541.22 = 162,182.93/x
  3. Step 3: Cross multiply
    282,960.69x = 390,541.22 × 162,182.93
  4. Step 4: Simplify right side
    282,960.69x = 63,339,117,189.94
  5. Step 5: Solve for x
    x = 63,339,117,189.94/282,960.69
  6. Step 6: Final answer
    x = 223,844.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.