Home / 162,577.47-243,815.78-57,371.84

Finding the Fourth Proportional to 162,577.47, 243,815.78 and 57,371.84

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Solution

The fourth proportional to 162,577.47, 243,815.78 and 57,371.84 is: 86,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,577.47 : 243,815.78 = 57,371.84 : x
  2. Step 2: Convert to fraction form
    162,577.47/243,815.78 = 57,371.84/x
  3. Step 3: Cross multiply
    162,577.47x = 243,815.78 × 57,371.84
  4. Step 4: Simplify right side
    162,577.47x = 13,988,158,843.99
  5. Step 5: Solve for x
    x = 13,988,158,843.99/162,577.47
  6. Step 6: Final answer
    x = 86,039.96

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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.