Home / 158,678.06-238,022.75-53,497.94

Finding the Fourth Proportional to 158,678.06, 238,022.75 and 53,497.94

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Solution

The fourth proportional to 158,678.06, 238,022.75 and 53,497.94 is: 80,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,678.06 : 238,022.75 = 53,497.94 : x
  2. Step 2: Convert to fraction form
    158,678.06/238,022.75 = 53,497.94/x
  3. Step 3: Cross multiply
    158,678.06x = 238,022.75 × 53,497.94
  4. Step 4: Simplify right side
    158,678.06x = 12,733,725,741.77
  5. Step 5: Solve for x
    x = 12,733,725,741.77/158,678.06
  6. Step 6: Final answer
    x = 80,248.81

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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.