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Finding the Fourth Proportional to 260,248.46, 359,139.93 and 141,016.46

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Solution

The fourth proportional to 260,248.46, 359,139.93 and 141,016.46 is: 194,601.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,248.46 : 359,139.93 = 141,016.46 : x
  2. Step 2: Convert to fraction form
    260,248.46/359,139.93 = 141,016.46/x
  3. Step 3: Cross multiply
    260,248.46x = 359,139.93 × 141,016.46
  4. Step 4: Simplify right side
    260,248.46x = 50,644,641,573.25
  5. Step 5: Solve for x
    x = 50,644,641,573.25/260,248.46
  6. Step 6: Final answer
    x = 194,601.12

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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.