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Finding the Fourth Proportional to 241,915.80, 333,885.05 and 140,003.31

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Solution

The fourth proportional to 241,915.80, 333,885.05 and 140,003.31 is: 193,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,915.80 : 333,885.05 = 140,003.31 : x
  2. Step 2: Convert to fraction form
    241,915.80/333,885.05 = 140,003.31/x
  3. Step 3: Cross multiply
    241,915.80x = 333,885.05 × 140,003.31
  4. Step 4: Simplify right side
    241,915.80x = 46,745,012,159.52
  5. Step 5: Solve for x
    x = 46,745,012,159.52/241,915.80
  6. Step 6: Final answer
    x = 193,228.44

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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.