Home / 158,728.52-238,032.57-52,086.76

Finding the Fourth Proportional to 158,728.52, 238,032.57 and 52,086.76

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Solution

The fourth proportional to 158,728.52, 238,032.57 and 52,086.76 is: 78,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,728.52 : 238,032.57 = 52,086.76 : x
  2. Step 2: Convert to fraction form
    158,728.52/238,032.57 = 52,086.76/x
  3. Step 3: Cross multiply
    158,728.52x = 238,032.57 × 52,086.76
  4. Step 4: Simplify right side
    158,728.52x = 12,398,345,345.77
  5. Step 5: Solve for x
    x = 12,398,345,345.77/158,728.52
  6. Step 6: Final answer
    x = 78,110.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.