Home / 165,091.47-247,497.32-65,322.05

Finding the Fourth Proportional to 165,091.47, 247,497.32 and 65,322.05

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Solution

The fourth proportional to 165,091.47, 247,497.32 and 65,322.05 is: 97,927.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,091.47 : 247,497.32 = 65,322.05 : x
  2. Step 2: Convert to fraction form
    165,091.47/247,497.32 = 65,322.05/x
  3. Step 3: Cross multiply
    165,091.47x = 247,497.32 × 65,322.05
  4. Step 4: Simplify right side
    165,091.47x = 16,167,031,237.72
  5. Step 5: Solve for x
    x = 16,167,031,237.72/165,091.47
  6. Step 6: Final answer
    x = 97,927.72

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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.