Home / 99,055.76-148,596.60-52,310.48

Finding the Fourth Proportional to 99,055.76, 148,596.60 and 52,310.48

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Solution

The fourth proportional to 99,055.76, 148,596.60 and 52,310.48 is: 78,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,055.76 : 148,596.60 = 52,310.48 : x
  2. Step 2: Convert to fraction form
    99,055.76/148,596.60 = 52,310.48/x
  3. Step 3: Cross multiply
    99,055.76x = 148,596.60 × 52,310.48
  4. Step 4: Simplify right side
    99,055.76x = 7,773,159,472.37
  5. Step 5: Solve for x
    x = 7,773,159,472.37/99,055.76
  6. Step 6: Final answer
    x = 78,472.56

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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.