Home / 122,087.60-168,476.94-67,637.52

Finding the Fourth Proportional to 122,087.60, 168,476.94 and 67,637.52

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Solution

The fourth proportional to 122,087.60, 168,476.94 and 67,637.52 is: 93,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,087.60 : 168,476.94 = 67,637.52 : x
  2. Step 2: Convert to fraction form
    122,087.60/168,476.94 = 67,637.52/x
  3. Step 3: Cross multiply
    122,087.60x = 168,476.94 × 67,637.52
  4. Step 4: Simplify right side
    122,087.60x = 11,395,362,398.79
  5. Step 5: Solve for x
    x = 11,395,362,398.79/122,087.60
  6. Step 6: Final answer
    x = 93,337.59

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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.