Home / 238,485.04-328,972.31-148,905.52

Finding the Fourth Proportional to 238,485.04, 328,972.31 and 148,905.52

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Solution

The fourth proportional to 238,485.04, 328,972.31 and 148,905.52 is: 205,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,485.04 : 328,972.31 = 148,905.52 : x
  2. Step 2: Convert to fraction form
    238,485.04/328,972.31 = 148,905.52/x
  3. Step 3: Cross multiply
    238,485.04x = 328,972.31 × 148,905.52
  4. Step 4: Simplify right side
    238,485.04x = 48,985,792,886.15
  5. Step 5: Solve for x
    x = 48,985,792,886.15/238,485.04
  6. Step 6: Final answer
    x = 205,404.05

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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.