Home / 230,621.88-346,032.72-123,881.28

Finding the Fourth Proportional to 230,621.88, 346,032.72 and 123,881.28

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Solution

The fourth proportional to 230,621.88, 346,032.72 and 123,881.28 is: 185,875.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,621.88 : 346,032.72 = 123,881.28 : x
  2. Step 2: Convert to fraction form
    230,621.88/346,032.72 = 123,881.28/x
  3. Step 3: Cross multiply
    230,621.88x = 346,032.72 × 123,881.28
  4. Step 4: Simplify right side
    230,621.88x = 42,866,977,549.09
  5. Step 5: Solve for x
    x = 42,866,977,549.09/230,621.88
  6. Step 6: Final answer
    x = 185,875.59

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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.