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Finding the Fourth Proportional to 170,872.04, 256,307.52 and 46,213.04

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Solution

The fourth proportional to 170,872.04, 256,307.52 and 46,213.04 is: 69,319.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,872.04 : 256,307.52 = 46,213.04 : x
  2. Step 2: Convert to fraction form
    170,872.04/256,307.52 = 46,213.04/x
  3. Step 3: Cross multiply
    170,872.04x = 256,307.52 × 46,213.04
  4. Step 4: Simplify right side
    170,872.04x = 11,844,749,674.06
  5. Step 5: Solve for x
    x = 11,844,749,674.06/170,872.04
  6. Step 6: Final answer
    x = 69,319.41

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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.