Home / 238,220.64-328,639.68-147,552.48

Finding the Fourth Proportional to 238,220.64, 328,639.68 and 147,552.48

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Solution

The fourth proportional to 238,220.64, 328,639.68 and 147,552.48 is: 203,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,220.64 : 328,639.68 = 147,552.48 : x
  2. Step 2: Convert to fraction form
    238,220.64/328,639.68 = 147,552.48/x
  3. Step 3: Cross multiply
    238,220.64x = 328,639.68 × 147,552.48
  4. Step 4: Simplify right side
    238,220.64x = 48,491,599,810.41
  5. Step 5: Solve for x
    x = 48,491,599,810.41/238,220.64
  6. Step 6: Final answer
    x = 203,557.51

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1.5x scale

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.