Home / 154,526.76-231,795.78-54,697.50

Finding the Fourth Proportional to 154,526.76, 231,795.78 and 54,697.50

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Solution

The fourth proportional to 154,526.76, 231,795.78 and 54,697.50 is: 82,048.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,526.76 : 231,795.78 = 54,697.50 : x
  2. Step 2: Convert to fraction form
    154,526.76/231,795.78 = 54,697.50/x
  3. Step 3: Cross multiply
    154,526.76x = 231,795.78 × 54,697.50
  4. Step 4: Simplify right side
    154,526.76x = 12,678,649,676.55
  5. Step 5: Solve for x
    x = 12,678,649,676.55/154,526.76
  6. Step 6: Final answer
    x = 82,048.25

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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.