Home / 162,283.66-243,446.01-55,688.38

Finding the Fourth Proportional to 162,283.66, 243,446.01 and 55,688.38

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Solution

The fourth proportional to 162,283.66, 243,446.01 and 55,688.38 is: 83,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,283.66 : 243,446.01 = 55,688.38 : x
  2. Step 2: Convert to fraction form
    162,283.66/243,446.01 = 55,688.38/x
  3. Step 3: Cross multiply
    162,283.66x = 243,446.01 × 55,688.38
  4. Step 4: Simplify right side
    162,283.66x = 13,557,113,914.36
  5. Step 5: Solve for x
    x = 13,557,113,914.36/162,283.66
  6. Step 6: Final answer
    x = 83,539.61

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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.