Home / 238,484.54-328,971.62-148,905.02

Finding the Fourth Proportional to 238,484.54, 328,971.62 and 148,905.02

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Solution

The fourth proportional to 238,484.54, 328,971.62 and 148,905.02 is: 205,403.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,484.54 : 328,971.62 = 148,905.02 : x
  2. Step 2: Convert to fraction form
    238,484.54/328,971.62 = 148,905.02/x
  3. Step 3: Cross multiply
    238,484.54x = 328,971.62 × 148,905.02
  4. Step 4: Simplify right side
    238,484.54x = 48,985,525,655.53
  5. Step 5: Solve for x
    x = 48,985,525,655.53/238,484.54
  6. Step 6: Final answer
    x = 205,403.36

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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.