Home / 195,152.79-292,748.67-53,000.31

Finding the Fourth Proportional to 195,152.79, 292,748.67 and 53,000.31

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Solution

The fourth proportional to 195,152.79, 292,748.67 and 53,000.31 is: 79,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,152.79 : 292,748.67 = 53,000.31 : x
  2. Step 2: Convert to fraction form
    195,152.79/292,748.67 = 53,000.31/x
  3. Step 3: Cross multiply
    195,152.79x = 292,748.67 × 53,000.31
  4. Step 4: Simplify right side
    195,152.79x = 15,515,770,262.09
  5. Step 5: Solve for x
    x = 15,515,770,262.09/195,152.79
  6. Step 6: Final answer
    x = 79,505.76

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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.