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Finding the Fourth Proportional to 171,325.13, 256,987.69 and 46,666.13

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Solution

The fourth proportional to 171,325.13, 256,987.69 and 46,666.13 is: 69,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,325.13 : 256,987.69 = 46,666.13 : x
  2. Step 2: Convert to fraction form
    171,325.13/256,987.69 = 46,666.13/x
  3. Step 3: Cross multiply
    171,325.13x = 256,987.69 × 46,666.13
  4. Step 4: Simplify right side
    171,325.13x = 11,992,619,548.34
  5. Step 5: Solve for x
    x = 11,992,619,548.34/171,325.13
  6. Step 6: Final answer
    x = 69,999.19

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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.