Home / 157,917.66-236,835.45-45,572.82

Finding the Fourth Proportional to 157,917.66, 236,835.45 and 45,572.82

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Solution

The fourth proportional to 157,917.66, 236,835.45 and 45,572.82 is: 68,347.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,917.66 : 236,835.45 = 45,572.82 : x
  2. Step 2: Convert to fraction form
    157,917.66/236,835.45 = 45,572.82/x
  3. Step 3: Cross multiply
    157,917.66x = 236,835.45 × 45,572.82
  4. Step 4: Simplify right side
    157,917.66x = 10,793,259,332.47
  5. Step 5: Solve for x
    x = 10,793,259,332.47/157,917.66
  6. Step 6: Final answer
    x = 68,347.39

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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.