Home / 157,409.62-236,044.77-45,064.24

Finding the Fourth Proportional to 157,409.62, 236,044.77 and 45,064.24

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Solution

The fourth proportional to 157,409.62, 236,044.77 and 45,064.24 is: 67,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,409.62 : 236,044.77 = 45,064.24 : x
  2. Step 2: Convert to fraction form
    157,409.62/236,044.77 = 45,064.24/x
  3. Step 3: Cross multiply
    157,409.62x = 236,044.77 × 45,064.24
  4. Step 4: Simplify right side
    157,409.62x = 10,637,177,940.70
  5. Step 5: Solve for x
    x = 10,637,177,940.70/157,409.62
  6. Step 6: Final answer
    x = 67,576.42

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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.