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Finding the Fourth Proportional to 162,436.79, 224,072.76 and 94,446.24

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Solution

The fourth proportional to 162,436.79, 224,072.76 and 94,446.24 is: 130,283.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,436.79 : 224,072.76 = 94,446.24 : x
  2. Step 2: Convert to fraction form
    162,436.79/224,072.76 = 94,446.24/x
  3. Step 3: Cross multiply
    162,436.79x = 224,072.76 × 94,446.24
  4. Step 4: Simplify right side
    162,436.79x = 21,162,829,668.42
  5. Step 5: Solve for x
    x = 21,162,829,668.42/162,436.79
  6. Step 6: Final answer
    x = 130,283.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.