Home / 140,944.36-194,506.98-77,283.24

Finding the Fourth Proportional to 140,944.36, 194,506.98 and 77,283.24

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Solution

The fourth proportional to 140,944.36, 194,506.98 and 77,283.24 is: 106,652.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,944.36 : 194,506.98 = 77,283.24 : x
  2. Step 2: Convert to fraction form
    140,944.36/194,506.98 = 77,283.24/x
  3. Step 3: Cross multiply
    140,944.36x = 194,506.98 × 77,283.24
  4. Step 4: Simplify right side
    140,944.36x = 15,032,129,617.02
  5. Step 5: Solve for x
    x = 15,032,129,617.02/140,944.36
  6. Step 6: Final answer
    x = 106,652.93

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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.