Home / 219,296.10-328,955.79-69,548.19

Finding the Fourth Proportional to 219,296.10, 328,955.79 and 69,548.19

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Solution

The fourth proportional to 219,296.10, 328,955.79 and 69,548.19 is: 104,325.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,296.10 : 328,955.79 = 69,548.19 : x
  2. Step 2: Convert to fraction form
    219,296.10/328,955.79 = 69,548.19/x
  3. Step 3: Cross multiply
    219,296.10x = 328,955.79 × 69,548.19
  4. Step 4: Simplify right side
    219,296.10x = 22,878,279,784.52
  5. Step 5: Solve for x
    x = 22,878,279,784.52/219,296.10
  6. Step 6: Final answer
    x = 104,325.98

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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.