Home / 165,215.76-247,822.56-46,887.18

Finding the Fourth Proportional to 165,215.76, 247,822.56 and 46,887.18

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Solution

The fourth proportional to 165,215.76, 247,822.56 and 46,887.18 is: 70,330.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,215.76 : 247,822.56 = 46,887.18 : x
  2. Step 2: Convert to fraction form
    165,215.76/247,822.56 = 46,887.18/x
  3. Step 3: Cross multiply
    165,215.76x = 247,822.56 × 46,887.18
  4. Step 4: Simplify right side
    165,215.76x = 11,619,700,978.78
  5. Step 5: Solve for x
    x = 11,619,700,978.78/165,215.76
  6. Step 6: Final answer
    x = 70,330.46

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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.