Home / 114,852.40-172,278.70-43,758.52

Finding the Fourth Proportional to 114,852.40, 172,278.70 and 43,758.52

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Solution

The fourth proportional to 114,852.40, 172,278.70 and 43,758.52 is: 65,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,852.40 : 172,278.70 = 43,758.52 : x
  2. Step 2: Convert to fraction form
    114,852.40/172,278.70 = 43,758.52/x
  3. Step 3: Cross multiply
    114,852.40x = 172,278.70 × 43,758.52
  4. Step 4: Simplify right side
    114,852.40x = 7,538,660,939.52
  5. Step 5: Solve for x
    x = 7,538,660,939.52/114,852.40
  6. Step 6: Final answer
    x = 65,637.82

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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.