Home / 122,237.28-168,686.88-68,522.24

Finding the Fourth Proportional to 122,237.28, 168,686.88 and 68,522.24

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Solution

The fourth proportional to 122,237.28, 168,686.88 and 68,522.24 is: 94,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,237.28 : 168,686.88 = 68,522.24 : x
  2. Step 2: Convert to fraction form
    122,237.28/168,686.88 = 68,522.24/x
  3. Step 3: Cross multiply
    122,237.28x = 168,686.88 × 68,522.24
  4. Step 4: Simplify right side
    122,237.28x = 11,558,802,876.21
  5. Step 5: Solve for x
    x = 11,558,802,876.21/122,237.28
  6. Step 6: Final answer
    x = 94,560.37

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1.5x scale

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.