Home / 122,801.16-169,453.62-69,085.02

Finding the Fourth Proportional to 122,801.16, 169,453.62 and 69,085.02

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Solution

The fourth proportional to 122,801.16, 169,453.62 and 69,085.02 is: 95,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,801.16 : 169,453.62 = 69,085.02 : x
  2. Step 2: Convert to fraction form
    122,801.16/169,453.62 = 69,085.02/x
  3. Step 3: Cross multiply
    122,801.16x = 169,453.62 × 69,085.02
  4. Step 4: Simplify right side
    122,801.16x = 11,706,706,726.77
  5. Step 5: Solve for x
    x = 11,706,706,726.77/122,801.16
  6. Step 6: Final answer
    x = 95,330.59

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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.