Home / 284,868.17-427,170.51-104,908.16

Finding the Fourth Proportional to 284,868.17, 427,170.51 and 104,908.16

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Solution

The fourth proportional to 284,868.17, 427,170.51 and 104,908.16 is: 157,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,868.17 : 427,170.51 = 104,908.16 : x
  2. Step 2: Convert to fraction form
    284,868.17/427,170.51 = 104,908.16/x
  3. Step 3: Cross multiply
    284,868.17x = 427,170.51 × 104,908.16
  4. Step 4: Simplify right side
    284,868.17x = 44,813,670,074.51
  5. Step 5: Solve for x
    x = 44,813,670,074.51/284,868.17
  6. Step 6: Final answer
    x = 157,313.72

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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.