Home / 84,376.26-116,439.20-46,136

Finding the Fourth Proportional to 84,376.26, 116,439.20 and 46,136

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Solution

The fourth proportional to 84,376.26, 116,439.20 and 46,136 is: 63,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,376.26 : 116,439.20 = 46,136 : x
  2. Step 2: Convert to fraction form
    84,376.26/116,439.20 = 46,136/x
  3. Step 3: Cross multiply
    84,376.26x = 116,439.20 × 46,136
  4. Step 4: Simplify right side
    84,376.26x = 5,372,038,700.52
  5. Step 5: Solve for x
    x = 5,372,038,700.52/84,376.26
  6. Step 6: Final answer
    x = 63,667.66

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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.