Home / 219,367.12-302,727.92-118,765.12

Finding the Fourth Proportional to 219,367.12, 302,727.92 and 118,765.12

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Solution

The fourth proportional to 219,367.12, 302,727.92 and 118,765.12 is: 163,896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,367.12 : 302,727.92 = 118,765.12 : x
  2. Step 2: Convert to fraction form
    219,367.12/302,727.92 = 118,765.12/x
  3. Step 3: Cross multiply
    219,367.12x = 302,727.92 × 118,765.12
  4. Step 4: Simplify right side
    219,367.12x = 35,953,517,746.15
  5. Step 5: Solve for x
    x = 35,953,517,746.15/219,367.12
  6. Step 6: Final answer
    x = 163,896.57

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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.