Home / 250,981.32-376,528.14-84,765

Finding the Fourth Proportional to 250,981.32, 376,528.14 and 84,765

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Solution

The fourth proportional to 250,981.32, 376,528.14 and 84,765 is: 127,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,981.32 : 376,528.14 = 84,765 : x
  2. Step 2: Convert to fraction form
    250,981.32/376,528.14 = 84,765/x
  3. Step 3: Cross multiply
    250,981.32x = 376,528.14 × 84,765
  4. Step 4: Simplify right side
    250,981.32x = 31,916,407,787.10
  5. Step 5: Solve for x
    x = 31,916,407,787.10/250,981.32
  6. Step 6: Final answer
    x = 127,166.47

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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.