Home / 216,611.20-298,925.22-119,829.16

Finding the Fourth Proportional to 216,611.20, 298,925.22 and 119,829.16

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Solution

The fourth proportional to 216,611.20, 298,925.22 and 119,829.16 is: 165,365.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,611.20 : 298,925.22 = 119,829.16 : x
  2. Step 2: Convert to fraction form
    216,611.20/298,925.22 = 119,829.16/x
  3. Step 3: Cross multiply
    216,611.20x = 298,925.22 × 119,829.16
  4. Step 4: Simplify right side
    216,611.20x = 35,819,958,015.42
  5. Step 5: Solve for x
    x = 35,819,958,015.42/216,611.20
  6. Step 6: Final answer
    x = 165,365.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.