Home / 155,055.52-214,056.33-132,635.36

Finding the Fourth Proportional to 155,055.52, 214,056.33 and 132,635.36

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Solution

The fourth proportional to 155,055.52, 214,056.33 and 132,635.36 is: 183,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,055.52 : 214,056.33 = 132,635.36 : x
  2. Step 2: Convert to fraction form
    155,055.52/214,056.33 = 132,635.36/x
  3. Step 3: Cross multiply
    155,055.52x = 214,056.33 × 132,635.36
  4. Step 4: Simplify right side
    155,055.52x = 28,391,438,389.83
  5. Step 5: Solve for x
    x = 28,391,438,389.83/155,055.52
  6. Step 6: Final answer
    x = 183,104.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.