Home / 117,009.24-175,480.38-38,130.36

Finding the Fourth Proportional to 117,009.24, 175,480.38 and 38,130.36

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Solution

The fourth proportional to 117,009.24, 175,480.38 and 38,130.36 is: 57,184.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,009.24 : 175,480.38 = 38,130.36 : x
  2. Step 2: Convert to fraction form
    117,009.24/175,480.38 = 38,130.36/x
  3. Step 3: Cross multiply
    117,009.24x = 175,480.38 × 38,130.36
  4. Step 4: Simplify right side
    117,009.24x = 6,691,130,062.34
  5. Step 5: Solve for x
    x = 6,691,130,062.34/117,009.24
  6. Step 6: Final answer
    x = 57,184.63

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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.