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Finding the Fourth Proportional to 216,811.41, 325,355.92 and 117,041.07

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Solution

The fourth proportional to 216,811.41, 325,355.92 and 117,041.07 is: 175,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,811.41 : 325,355.92 = 117,041.07 : x
  2. Step 2: Convert to fraction form
    216,811.41/325,355.92 = 117,041.07/x
  3. Step 3: Cross multiply
    216,811.41x = 325,355.92 × 117,041.07
  4. Step 4: Simplify right side
    216,811.41x = 38,080,005,007.63
  5. Step 5: Solve for x
    x = 38,080,005,007.63/216,811.41
  6. Step 6: Final answer
    x = 175,636.54

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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.