Home / 151,376.47-226,985.86-71,392.96

Finding the Fourth Proportional to 151,376.47, 226,985.86 and 71,392.96

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Solution

The fourth proportional to 151,376.47, 226,985.86 and 71,392.96 is: 107,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,376.47 : 226,985.86 = 71,392.96 : x
  2. Step 2: Convert to fraction form
    151,376.47/226,985.86 = 71,392.96/x
  3. Step 3: Cross multiply
    151,376.47x = 226,985.86 × 71,392.96
  4. Step 4: Simplify right side
    151,376.47x = 16,205,192,139.81
  5. Step 5: Solve for x
    x = 16,205,192,139.81/151,376.47
  6. Step 6: Final answer
    x = 107,052.25

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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.