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Finding the Fourth Proportional to 162,271.86, 242,815.71 and 95,743.86

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Solution

The fourth proportional to 162,271.86, 242,815.71 and 95,743.86 is: 143,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,271.86 : 242,815.71 = 95,743.86 : x
  2. Step 2: Convert to fraction form
    162,271.86/242,815.71 = 95,743.86/x
  3. Step 3: Cross multiply
    162,271.86x = 242,815.71 × 95,743.86
  4. Step 4: Simplify right side
    162,271.86x = 23,248,113,344.04
  5. Step 5: Solve for x
    x = 23,248,113,344.04/162,271.86
  6. Step 6: Final answer
    x = 143,266.45

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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.