Home / 157,715.91-236,433.06-57,852.72

Finding the Fourth Proportional to 157,715.91, 236,433.06 and 57,852.72

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Solution

The fourth proportional to 157,715.91, 236,433.06 and 57,852.72 is: 86,727.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,715.91 : 236,433.06 = 57,852.72 : x
  2. Step 2: Convert to fraction form
    157,715.91/236,433.06 = 57,852.72/x
  3. Step 3: Cross multiply
    157,715.91x = 236,433.06 × 57,852.72
  4. Step 4: Simplify right side
    157,715.91x = 13,678,295,618.92
  5. Step 5: Solve for x
    x = 13,678,295,618.92/157,715.91
  6. Step 6: Final answer
    x = 86,727.43

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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.