Home / 219,367.02-329,099.76-69,612.18

Finding the Fourth Proportional to 219,367.02, 329,099.76 and 69,612.18

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Solution

The fourth proportional to 219,367.02, 329,099.76 and 69,612.18 is: 104,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,367.02 : 329,099.76 = 69,612.18 : x
  2. Step 2: Convert to fraction form
    219,367.02/329,099.76 = 69,612.18/x
  3. Step 3: Cross multiply
    219,367.02x = 329,099.76 × 69,612.18
  4. Step 4: Simplify right side
    219,367.02x = 22,909,351,731.08
  5. Step 5: Solve for x
    x = 22,909,351,731.08/219,367.02
  6. Step 6: Final answer
    x = 104,433.89

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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.