Home / 219,368.02-329,101.26-69,613.18

Finding the Fourth Proportional to 219,368.02, 329,101.26 and 69,613.18

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Solution

The fourth proportional to 219,368.02, 329,101.26 and 69,613.18 is: 104,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,368.02 : 329,101.26 = 69,613.18 : x
  2. Step 2: Convert to fraction form
    219,368.02/329,101.26 = 69,613.18/x
  3. Step 3: Cross multiply
    219,368.02x = 329,101.26 × 69,613.18
  4. Step 4: Simplify right side
    219,368.02x = 22,909,785,250.61
  5. Step 5: Solve for x
    x = 22,909,785,250.61/219,368.02
  6. Step 6: Final answer
    x = 104,435.39

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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.