Home / 238,869.63-329,650.93-148,254.78

Finding the Fourth Proportional to 238,869.63, 329,650.93 and 148,254.78

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Solution

The fourth proportional to 238,869.63, 329,650.93 and 148,254.78 is: 204,598.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,869.63 : 329,650.93 = 148,254.78 : x
  2. Step 2: Convert to fraction form
    238,869.63/329,650.93 = 148,254.78/x
  3. Step 3: Cross multiply
    238,869.63x = 329,650.93 × 148,254.78
  4. Step 4: Simplify right side
    238,869.63x = 48,872,325,733.31
  5. Step 5: Solve for x
    x = 48,872,325,733.31/238,869.63
  6. Step 6: Final answer
    x = 204,598.32

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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.