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Finding the Fourth Proportional to 230,838.29, 346,866.31 and 124,301.02

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Solution

The fourth proportional to 230,838.29, 346,866.31 and 124,301.02 is: 186,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,838.29 : 346,866.31 = 124,301.02 : x
  2. Step 2: Convert to fraction form
    230,838.29/346,866.31 = 124,301.02/x
  3. Step 3: Cross multiply
    230,838.29x = 346,866.31 × 124,301.02
  4. Step 4: Simplify right side
    230,838.29x = 43,115,836,136.64
  5. Step 5: Solve for x
    x = 43,115,836,136.64/230,838.29
  6. Step 6: Final answer
    x = 186,779.39

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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.