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Finding the Fourth Proportional to 216,885.79, 325,319.12 and 59,114.24

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Solution

The fourth proportional to 216,885.79, 325,319.12 and 59,114.24 is: 88,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,885.79 : 325,319.12 = 59,114.24 : x
  2. Step 2: Convert to fraction form
    216,885.79/325,319.12 = 59,114.24/x
  3. Step 3: Cross multiply
    216,885.79x = 325,319.12 × 59,114.24
  4. Step 4: Simplify right side
    216,885.79x = 19,230,992,536.27
  5. Step 5: Solve for x
    x = 19,230,992,536.27/216,885.79
  6. Step 6: Final answer
    x = 88,668.75

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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.