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Finding the Fourth Proportional to 219,573.36, 329,338.44 and 61,798.32

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Solution

The fourth proportional to 219,573.36, 329,338.44 and 61,798.32 is: 92,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,573.36 : 329,338.44 = 61,798.32 : x
  2. Step 2: Convert to fraction form
    219,573.36/329,338.44 = 61,798.32/x
  3. Step 3: Cross multiply
    219,573.36x = 329,338.44 × 61,798.32
  4. Step 4: Simplify right side
    219,573.36x = 20,352,562,303.42
  5. Step 5: Solve for x
    x = 20,352,562,303.42/219,573.36
  6. Step 6: Final answer
    x = 92,691.40

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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.