Home / 215,948.30-297,995.10-119,153.30

Finding the Fourth Proportional to 215,948.30, 297,995.10 and 119,153.30

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Solution

The fourth proportional to 215,948.30, 297,995.10 and 119,153.30 is: 164,424.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,948.30 : 297,995.10 = 119,153.30 : x
  2. Step 2: Convert to fraction form
    215,948.30/297,995.10 = 119,153.30/x
  3. Step 3: Cross multiply
    215,948.30x = 297,995.10 × 119,153.30
  4. Step 4: Simplify right side
    215,948.30x = 35,507,099,548.83
  5. Step 5: Solve for x
    x = 35,507,099,548.83/215,948.30
  6. Step 6: Final answer
    x = 164,424.08

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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.