Home / 114,726.42-172,133.76-55,557.54

Finding the Fourth Proportional to 114,726.42, 172,133.76 and 55,557.54

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Solution

The fourth proportional to 114,726.42, 172,133.76 and 55,557.54 is: 83,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,726.42 : 172,133.76 = 55,557.54 : x
  2. Step 2: Convert to fraction form
    114,726.42/172,133.76 = 55,557.54/x
  3. Step 3: Cross multiply
    114,726.42x = 172,133.76 × 55,557.54
  4. Step 4: Simplify right side
    114,726.42x = 9,563,328,256.55
  5. Step 5: Solve for x
    x = 9,563,328,256.55/114,726.42
  6. Step 6: Final answer
    x = 83,357.68

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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.