Home / 168,731.31-232,854.08-93,284.67

Finding the Fourth Proportional to 168,731.31, 232,854.08 and 93,284.67

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Solution

The fourth proportional to 168,731.31, 232,854.08 and 93,284.67 is: 128,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,731.31 : 232,854.08 = 93,284.67 : x
  2. Step 2: Convert to fraction form
    168,731.31/232,854.08 = 93,284.67/x
  3. Step 3: Cross multiply
    168,731.31x = 232,854.08 × 93,284.67
  4. Step 4: Simplify right side
    168,731.31x = 21,721,716,010.95
  5. Step 5: Solve for x
    x = 21,721,716,010.95/168,731.31
  6. Step 6: Final answer
    x = 128,735.54

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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.