Home / 162,678.27-242,910.04-143,543.44

Finding the Fourth Proportional to 162,678.27, 242,910.04 and 143,543.44

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Solution

The fourth proportional to 162,678.27, 242,910.04 and 143,543.44 is: 214,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,678.27 : 242,910.04 = 143,543.44 : x
  2. Step 2: Convert to fraction form
    162,678.27/242,910.04 = 143,543.44/x
  3. Step 3: Cross multiply
    162,678.27x = 242,910.04 × 143,543.44
  4. Step 4: Simplify right side
    162,678.27x = 34,868,142,966.06
  5. Step 5: Solve for x
    x = 34,868,142,966.06/162,678.27
  6. Step 6: Final answer
    x = 214,338.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.