Home / 122,569.03-169,152.48-92,300.95

Finding the Fourth Proportional to 122,569.03, 169,152.48 and 92,300.95

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Solution

The fourth proportional to 122,569.03, 169,152.48 and 92,300.95 is: 127,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,569.03 : 169,152.48 = 92,300.95 : x
  2. Step 2: Convert to fraction form
    122,569.03/169,152.48 = 92,300.95/x
  3. Step 3: Cross multiply
    122,569.03x = 169,152.48 × 92,300.95
  4. Step 4: Simplify right side
    122,569.03x = 15,612,933,291.59
  5. Step 5: Solve for x
    x = 15,612,933,291.59/122,569.03
  6. Step 6: Final answer
    x = 127,380.74

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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.