Home / 272,875.73-376,464.98-165,406.55

Finding the Fourth Proportional to 272,875.73, 376,464.98 and 165,406.55

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Solution

The fourth proportional to 272,875.73, 376,464.98 and 165,406.55 is: 228,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,875.73 : 376,464.98 = 165,406.55 : x
  2. Step 2: Convert to fraction form
    272,875.73/376,464.98 = 165,406.55/x
  3. Step 3: Cross multiply
    272,875.73x = 376,464.98 × 165,406.55
  4. Step 4: Simplify right side
    272,875.73x = 62,269,772,068.81
  5. Step 5: Solve for x
    x = 62,269,772,068.81/272,875.73
  6. Step 6: Final answer
    x = 228,198.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.