Home / 162,252.72-242,981.64-133,999.92

Finding the Fourth Proportional to 162,252.72, 242,981.64 and 133,999.92

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Solution

The fourth proportional to 162,252.72, 242,981.64 and 133,999.92 is: 200,671.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,252.72 : 242,981.64 = 133,999.92 : x
  2. Step 2: Convert to fraction form
    162,252.72/242,981.64 = 133,999.92/x
  3. Step 3: Cross multiply
    162,252.72x = 242,981.64 × 133,999.92
  4. Step 4: Simplify right side
    162,252.72x = 32,559,520,321.47
  5. Step 5: Solve for x
    x = 32,559,520,321.47/162,252.72
  6. Step 6: Final answer
    x = 200,671.65

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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.