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Finding the Fourth Proportional to 158,600.24, 218,835.24 and 107,652.40

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Solution

The fourth proportional to 158,600.24, 218,835.24 and 107,652.40 is: 148,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,600.24 : 218,835.24 = 107,652.40 : x
  2. Step 2: Convert to fraction form
    158,600.24/218,835.24 = 107,652.40/x
  3. Step 3: Cross multiply
    158,600.24x = 218,835.24 × 107,652.40
  4. Step 4: Simplify right side
    158,600.24x = 23,558,138,790.58
  5. Step 5: Solve for x
    x = 23,558,138,790.58/158,600.24
  6. Step 6: Final answer
    x = 148,537.85

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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.