Home / 102,134.78-153,152.96-35,573.43

Finding the Fourth Proportional to 102,134.78, 153,152.96 and 35,573.43

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Solution

The fourth proportional to 102,134.78, 153,152.96 and 35,573.43 is: 53,343.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,134.78 : 153,152.96 = 35,573.43 : x
  2. Step 2: Convert to fraction form
    102,134.78/153,152.96 = 35,573.43/x
  3. Step 3: Cross multiply
    102,134.78x = 153,152.96 × 35,573.43
  4. Step 4: Simplify right side
    102,134.78x = 5,448,175,923.99
  5. Step 5: Solve for x
    x = 5,448,175,923.99/102,134.78
  6. Step 6: Final answer
    x = 53,343.01

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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.