Home / 106,456.66-159,685.71-47,276.26

Finding the Fourth Proportional to 106,456.66, 159,685.71 and 47,276.26

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Solution

The fourth proportional to 106,456.66, 159,685.71 and 47,276.26 is: 70,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,456.66 : 159,685.71 = 47,276.26 : x
  2. Step 2: Convert to fraction form
    106,456.66/159,685.71 = 47,276.26/x
  3. Step 3: Cross multiply
    106,456.66x = 159,685.71 × 47,276.26
  4. Step 4: Simplify right side
    106,456.66x = 7,549,343,144.24
  5. Step 5: Solve for x
    x = 7,549,343,144.24/106,456.66
  6. Step 6: Final answer
    x = 70,914.71

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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.