Home / 251,178.20-376,724.10-93,325.40

Finding the Fourth Proportional to 251,178.20, 376,724.10 and 93,325.40

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Solution

The fourth proportional to 251,178.20, 376,724.10 and 93,325.40 is: 139,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,178.20 : 376,724.10 = 93,325.40 : x
  2. Step 2: Convert to fraction form
    251,178.20/376,724.10 = 93,325.40/x
  3. Step 3: Cross multiply
    251,178.20x = 376,724.10 × 93,325.40
  4. Step 4: Simplify right side
    251,178.20x = 35,157,927,322.14
  5. Step 5: Solve for x
    x = 35,157,927,322.14/251,178.20
  6. Step 6: Final answer
    x = 139,972.05

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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.