Home / 476,127.72-714,195.83-121,141.37

Finding the Fourth Proportional to 476,127.72, 714,195.83 and 121,141.37

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Solution

The fourth proportional to 476,127.72, 714,195.83 and 121,141.37 is: 181,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,127.72 : 714,195.83 = 121,141.37 : x
  2. Step 2: Convert to fraction form
    476,127.72/714,195.83 = 121,141.37/x
  3. Step 3: Cross multiply
    476,127.72x = 714,195.83 × 121,141.37
  4. Step 4: Simplify right side
    476,127.72x = 86,518,663,382.83
  5. Step 5: Solve for x
    x = 86,518,663,382.83/476,127.72
  6. Step 6: Final answer
    x = 181,713.14

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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.