Home / 286,127.00-429,190.53-108,634.10

Finding the Fourth Proportional to 286,127.00, 429,190.53 and 108,634.10

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Solution

The fourth proportional to 286,127.00, 429,190.53 and 108,634.10 is: 162,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,127.00 : 429,190.53 = 108,634.10 : x
  2. Step 2: Convert to fraction form
    286,127.00/429,190.53 = 108,634.10/x
  3. Step 3: Cross multiply
    286,127.00x = 429,190.53 × 108,634.10
  4. Step 4: Simplify right side
    286,127.00x = 46,624,726,411.90
  5. Step 5: Solve for x
    x = 46,624,726,411.90/286,127.00
  6. Step 6: Final answer
    x = 162,951.16

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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.