Home / 157,660.17-236,483.64-73,391.37

Finding the Fourth Proportional to 157,660.17, 236,483.64 and 73,391.37

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Solution

The fourth proportional to 157,660.17, 236,483.64 and 73,391.37 is: 110,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,660.17 : 236,483.64 = 73,391.37 : x
  2. Step 2: Convert to fraction form
    157,660.17/236,483.64 = 73,391.37/x
  3. Step 3: Cross multiply
    157,660.17x = 236,483.64 × 73,391.37
  4. Step 4: Simplify right side
    157,660.17x = 17,355,858,322.19
  5. Step 5: Solve for x
    x = 17,355,858,322.19/157,660.17
  6. Step 6: Final answer
    x = 110,083.98

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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.