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Finding the Fourth Proportional to 117,259.62, 175,911.06 and 38,378.22

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Solution

The fourth proportional to 117,259.62, 175,911.06 and 38,378.22 is: 57,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,259.62 : 175,911.06 = 38,378.22 : x
  2. Step 2: Convert to fraction form
    117,259.62/175,911.06 = 38,378.22/x
  3. Step 3: Cross multiply
    117,259.62x = 175,911.06 × 38,378.22
  4. Step 4: Simplify right side
    117,259.62x = 6,751,153,361.11
  5. Step 5: Solve for x
    x = 6,751,153,361.11/117,259.62
  6. Step 6: Final answer
    x = 57,574.41

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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.