Home / 122,925.06-169,606.37-75,160.98

Finding the Fourth Proportional to 122,925.06, 169,606.37 and 75,160.98

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Solution

The fourth proportional to 122,925.06, 169,606.37 and 75,160.98 is: 103,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925.06 : 169,606.37 = 75,160.98 : x
  2. Step 2: Convert to fraction form
    122,925.06/169,606.37 = 75,160.98/x
  3. Step 3: Cross multiply
    122,925.06x = 169,606.37 × 75,160.98
  4. Step 4: Simplify right side
    122,925.06x = 12,747,781,171.35
  5. Step 5: Solve for x
    x = 12,747,781,171.35/122,925.06
  6. Step 6: Final answer
    x = 103,703.68

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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.