Home / 155,726.70-233,606.34-71,472.48

Finding the Fourth Proportional to 155,726.70, 233,606.34 and 71,472.48

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Solution

The fourth proportional to 155,726.70, 233,606.34 and 71,472.48 is: 107,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,726.70 : 233,606.34 = 71,472.48 : x
  2. Step 2: Convert to fraction form
    155,726.70/233,606.34 = 71,472.48/x
  3. Step 3: Cross multiply
    155,726.70x = 233,606.34 × 71,472.48
  4. Step 4: Simplify right side
    155,726.70x = 16,696,424,463.52
  5. Step 5: Solve for x
    x = 16,696,424,463.52/155,726.70
  6. Step 6: Final answer
    x = 107,216.20

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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.