Home / 238,386.24-328,835.49-142,837.59

Finding the Fourth Proportional to 238,386.24, 328,835.49 and 142,837.59

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Solution

The fourth proportional to 238,386.24, 328,835.49 and 142,837.59 is: 197,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,386.24 : 328,835.49 = 142,837.59 : x
  2. Step 2: Convert to fraction form
    238,386.24/328,835.49 = 142,837.59/x
  3. Step 3: Cross multiply
    238,386.24x = 328,835.49 × 142,837.59
  4. Step 4: Simplify right side
    238,386.24x = 46,970,068,898.07
  5. Step 5: Solve for x
    x = 46,970,068,898.07/238,386.24
  6. Step 6: Final answer
    x = 197,033.47

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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.