Home / 219,054.24-328,613.60-69,260.64

Finding the Fourth Proportional to 219,054.24, 328,613.60 and 69,260.64

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Solution

The fourth proportional to 219,054.24, 328,613.60 and 69,260.64 is: 103,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,054.24 : 328,613.60 = 69,260.64 : x
  2. Step 2: Convert to fraction form
    219,054.24/328,613.60 = 69,260.64/x
  3. Step 3: Cross multiply
    219,054.24x = 328,613.60 × 69,260.64
  4. Step 4: Simplify right side
    219,054.24x = 22,759,988,248.70
  5. Step 5: Solve for x
    x = 22,759,988,248.70/219,054.24
  6. Step 6: Final answer
    x = 103,901.15

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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.