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Finding the Fourth Proportional to 101,668.33, 152,352.63 and 56,627.66

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Solution

The fourth proportional to 101,668.33, 152,352.63 and 56,627.66 is: 84,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,668.33 : 152,352.63 = 56,627.66 : x
  2. Step 2: Convert to fraction form
    101,668.33/152,352.63 = 56,627.66/x
  3. Step 3: Cross multiply
    101,668.33x = 152,352.63 × 56,627.66
  4. Step 4: Simplify right side
    101,668.33x = 8,627,373,312.63
  5. Step 5: Solve for x
    x = 8,627,373,312.63/101,668.33
  6. Step 6: Final answer
    x = 84,858.02

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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.