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Finding the Fourth Proportional to 224,409.79, 336,530.71 and 96,309.91

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Solution

The fourth proportional to 224,409.79, 336,530.71 and 96,309.91 is: 144,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,409.79 : 336,530.71 = 96,309.91 : x
  2. Step 2: Convert to fraction form
    224,409.79/336,530.71 = 96,309.91/x
  3. Step 3: Cross multiply
    224,409.79x = 336,530.71 × 96,309.91
  4. Step 4: Simplify right side
    224,409.79x = 32,411,242,392.34
  5. Step 5: Solve for x
    x = 32,411,242,392.34/224,409.79
  6. Step 6: Final answer
    x = 144,428.83

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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.