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Finding the Fourth Proportional to 157,894.88, 237,771.67 and 113,831.69

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Solution

The fourth proportional to 157,894.88, 237,771.67 and 113,831.69 is: 171,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,894.88 : 237,771.67 = 113,831.69 : x
  2. Step 2: Convert to fraction form
    157,894.88/237,771.67 = 113,831.69/x
  3. Step 3: Cross multiply
    157,894.88x = 237,771.67 × 113,831.69
  4. Step 4: Simplify right side
    157,894.88x = 27,065,950,461.06
  5. Step 5: Solve for x
    x = 27,065,950,461.06/157,894.88
  6. Step 6: Final answer
    x = 171,417.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.