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Finding the Fourth Proportional to 157,409.68, 236,148.14 and 50,799.71

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Solution

The fourth proportional to 157,409.68, 236,148.14 and 50,799.71 is: 76,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,409.68 : 236,148.14 = 50,799.71 : x
  2. Step 2: Convert to fraction form
    157,409.68/236,148.14 = 50,799.71/x
  3. Step 3: Cross multiply
    157,409.68x = 236,148.14 × 50,799.71
  4. Step 4: Simplify right side
    157,409.68x = 11,996,257,029.04
  5. Step 5: Solve for x
    x = 11,996,257,029.04/157,409.68
  6. Step 6: Final answer
    x = 76,210.41

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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.