Home / 476,104.30-714,160.50-121,118.62

Finding the Fourth Proportional to 476,104.30, 714,160.50 and 121,118.62

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Solution

The fourth proportional to 476,104.30, 714,160.50 and 121,118.62 is: 181,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,104.30 : 714,160.50 = 121,118.62 : x
  2. Step 2: Convert to fraction form
    476,104.30/714,160.50 = 121,118.62/x
  3. Step 3: Cross multiply
    476,104.30x = 714,160.50 × 121,118.62
  4. Step 4: Simplify right side
    476,104.30x = 86,498,134,218.51
  5. Step 5: Solve for x
    x = 86,498,134,218.51/476,104.30
  6. Step 6: Final answer
    x = 181,678.96

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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.