Home / 216,370.28-298,585.08-118,249.58

Finding the Fourth Proportional to 216,370.28, 298,585.08 and 118,249.58

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Solution

The fourth proportional to 216,370.28, 298,585.08 and 118,249.58 is: 163,181.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,370.28 : 298,585.08 = 118,249.58 : x
  2. Step 2: Convert to fraction form
    216,370.28/298,585.08 = 118,249.58/x
  3. Step 3: Cross multiply
    216,370.28x = 298,585.08 × 118,249.58
  4. Step 4: Simplify right side
    216,370.28x = 35,307,558,811.34
  5. Step 5: Solve for x
    x = 35,307,558,811.34/216,370.28
  6. Step 6: Final answer
    x = 163,181.19

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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.