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Finding the Fourth Proportional to 170,667.25, 256,000.88 and 46,008.25

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Solution

The fourth proportional to 170,667.25, 256,000.88 and 46,008.25 is: 69,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,667.25 : 256,000.88 = 46,008.25 : x
  2. Step 2: Convert to fraction form
    170,667.25/256,000.88 = 46,008.25/x
  3. Step 3: Cross multiply
    170,667.25x = 256,000.88 × 46,008.25
  4. Step 4: Simplify right side
    170,667.25x = 11,778,152,487.26
  5. Step 5: Solve for x
    x = 11,778,152,487.26/170,667.25
  6. Step 6: Final answer
    x = 69,012.38

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1.5x scale

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.