Home / 114,664.19-172,016.95-47,184.31

Finding the Fourth Proportional to 114,664.19, 172,016.95 and 47,184.31

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Solution

The fourth proportional to 114,664.19, 172,016.95 and 47,184.31 is: 70,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,664.19 : 172,016.95 = 47,184.31 : x
  2. Step 2: Convert to fraction form
    114,664.19/172,016.95 = 47,184.31/x
  3. Step 3: Cross multiply
    114,664.19x = 172,016.95 × 47,184.31
  4. Step 4: Simplify right side
    114,664.19x = 8,116,500,233.97
  5. Step 5: Solve for x
    x = 8,116,500,233.97/114,664.19
  6. Step 6: Final answer
    x = 70,784.96

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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.