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Finding the Fourth Proportional to 216,513.60, 324,770.58 and 58,742.07

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Solution

The fourth proportional to 216,513.60, 324,770.58 and 58,742.07 is: 88,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,513.60 : 324,770.58 = 58,742.07 : x
  2. Step 2: Convert to fraction form
    216,513.60/324,770.58 = 58,742.07/x
  3. Step 3: Cross multiply
    216,513.60x = 324,770.58 × 58,742.07
  4. Step 4: Simplify right side
    216,513.60x = 19,077,696,144.30
  5. Step 5: Solve for x
    x = 19,077,696,144.30/216,513.60
  6. Step 6: Final answer
    x = 88,113.15

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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.