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Finding the Fourth Proportional to 219,607.04, 329,416.02 and 61,834.42

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Solution

The fourth proportional to 219,607.04, 329,416.02 and 61,834.42 is: 92,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,607.04 : 329,416.02 = 61,834.42 : x
  2. Step 2: Convert to fraction form
    219,607.04/329,416.02 = 61,834.42/x
  3. Step 3: Cross multiply
    219,607.04x = 329,416.02 × 61,834.42
  4. Step 4: Simplify right side
    219,607.04x = 20,369,248,535.41
  5. Step 5: Solve for x
    x = 20,369,248,535.41/219,607.04
  6. Step 6: Final answer
    x = 92,753.17

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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.