Home / 113,330.80-169,996.32-30,224.80

Finding the Fourth Proportional to 113,330.80, 169,996.32 and 30,224.80

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Solution

The fourth proportional to 113,330.80, 169,996.32 and 30,224.80 is: 45,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,330.80 : 169,996.32 = 30,224.80 : x
  2. Step 2: Convert to fraction form
    113,330.80/169,996.32 = 30,224.80/x
  3. Step 3: Cross multiply
    113,330.80x = 169,996.32 × 30,224.80
  4. Step 4: Simplify right side
    113,330.80x = 5,138,104,772.74
  5. Step 5: Solve for x
    x = 5,138,104,772.74/113,330.80
  6. Step 6: Final answer
    x = 45,337.23

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1.5x scale

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.