Home / 106,434.35-159,470.86-64,225.74

Finding the Fourth Proportional to 106,434.35, 159,470.86 and 64,225.74

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Solution

The fourth proportional to 106,434.35, 159,470.86 and 64,225.74 is: 96,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,434.35 : 159,470.86 = 64,225.74 : x
  2. Step 2: Convert to fraction form
    106,434.35/159,470.86 = 64,225.74/x
  3. Step 3: Cross multiply
    106,434.35x = 159,470.86 × 64,225.74
  4. Step 4: Simplify right side
    106,434.35x = 10,242,134,069.48
  5. Step 5: Solve for x
    x = 10,242,134,069.48/106,434.35
  6. Step 6: Final answer
    x = 96,229.59

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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.