Home / 285,095.26-393,475.64-162,587.90

Finding the Fourth Proportional to 285,095.26, 393,475.64 and 162,587.90

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Solution

The fourth proportional to 285,095.26, 393,475.64 and 162,587.90 is: 224,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,095.26 : 393,475.64 = 162,587.90 : x
  2. Step 2: Convert to fraction form
    285,095.26/393,475.64 = 162,587.90/x
  3. Step 3: Cross multiply
    285,095.26x = 393,475.64 × 162,587.90
  4. Step 4: Simplify right side
    285,095.26x = 63,974,378,179.51
  5. Step 5: Solve for x
    x = 63,974,378,179.51/285,095.26
  6. Step 6: Final answer
    x = 224,396.50

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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.