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Finding the Fourth Proportional to 79,684.55, 119,498.96 and 23,509.74

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Solution

The fourth proportional to 79,684.55, 119,498.96 and 23,509.74 is: 35,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,684.55 : 119,498.96 = 23,509.74 : x
  2. Step 2: Convert to fraction form
    79,684.55/119,498.96 = 23,509.74/x
  3. Step 3: Cross multiply
    79,684.55x = 119,498.96 × 23,509.74
  4. Step 4: Simplify right side
    79,684.55x = 2,809,389,362.32
  5. Step 5: Solve for x
    x = 2,809,389,362.32/79,684.55
  6. Step 6: Final answer
    x = 35,256.39

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1.5x scale

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.