Home / 151,331.40-208,652.34-94,644.36

Finding the Fourth Proportional to 151,331.40, 208,652.34 and 94,644.36

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Solution

The fourth proportional to 151,331.40, 208,652.34 and 94,644.36 is: 130,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331.40 : 208,652.34 = 94,644.36 : x
  2. Step 2: Convert to fraction form
    151,331.40/208,652.34 = 94,644.36/x
  3. Step 3: Cross multiply
    151,331.40x = 208,652.34 × 94,644.36
  4. Step 4: Simplify right side
    151,331.40x = 19,747,767,181.80
  5. Step 5: Solve for x
    x = 19,747,767,181.80/151,331.40
  6. Step 6: Final answer
    x = 130,493.52

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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.