Home / 157,076.90-235,604.55-50,459.30

Finding the Fourth Proportional to 157,076.90, 235,604.55 and 50,459.30

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Solution

The fourth proportional to 157,076.90, 235,604.55 and 50,459.30 is: 75,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,076.90 : 235,604.55 = 50,459.30 : x
  2. Step 2: Convert to fraction form
    157,076.90/235,604.55 = 50,459.30/x
  3. Step 3: Cross multiply
    157,076.90x = 235,604.55 × 50,459.30
  4. Step 4: Simplify right side
    157,076.90x = 11,888,440,669.82
  5. Step 5: Solve for x
    x = 11,888,440,669.82/157,076.90
  6. Step 6: Final answer
    x = 75,685.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.