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Finding the Fourth Proportional to 162,885.46, 244,411.79 and 77,592.91

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Solution

The fourth proportional to 162,885.46, 244,411.79 and 77,592.91 is: 116,429.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,885.46 : 244,411.79 = 77,592.91 : x
  2. Step 2: Convert to fraction form
    162,885.46/244,411.79 = 77,592.91/x
  3. Step 3: Cross multiply
    162,885.46x = 244,411.79 × 77,592.91
  4. Step 4: Simplify right side
    162,885.46x = 18,964,622,024.41
  5. Step 5: Solve for x
    x = 18,964,622,024.41/162,885.46
  6. Step 6: Final answer
    x = 116,429.19

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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.