Home / 159,056.51-238,578.53-53,875.47

Finding the Fourth Proportional to 159,056.51, 238,578.53 and 53,875.47

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Solution

The fourth proportional to 159,056.51, 238,578.53 and 53,875.47 is: 80,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,056.51 : 238,578.53 = 53,875.47 : x
  2. Step 2: Convert to fraction form
    159,056.51/238,578.53 = 53,875.47/x
  3. Step 3: Cross multiply
    159,056.51x = 238,578.53 × 53,875.47
  4. Step 4: Simplify right side
    159,056.51x = 12,853,530,166.28
  5. Step 5: Solve for x
    x = 12,853,530,166.28/159,056.51
  6. Step 6: Final answer
    x = 80,811.09

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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.