Home / 219,823.50-329,734.74-144,398.13

Finding the Fourth Proportional to 219,823.50, 329,734.74 and 144,398.13

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Solution

The fourth proportional to 219,823.50, 329,734.74 and 144,398.13 is: 216,596.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,823.50 : 329,734.74 = 144,398.13 : x
  2. Step 2: Convert to fraction form
    219,823.50/329,734.74 = 144,398.13/x
  3. Step 3: Cross multiply
    219,823.50x = 329,734.74 × 144,398.13
  4. Step 4: Simplify right side
    219,823.50x = 47,613,079,852.04
  5. Step 5: Solve for x
    x = 47,613,079,852.04/219,823.50
  6. Step 6: Final answer
    x = 216,596.86

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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.