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Finding the Fourth Proportional to 254,995.98, 382,144.05 and 161,334.06

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Solution

The fourth proportional to 254,995.98, 382,144.05 and 161,334.06 is: 241,779.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,995.98 : 382,144.05 = 161,334.06 : x
  2. Step 2: Convert to fraction form
    254,995.98/382,144.05 = 161,334.06/x
  3. Step 3: Cross multiply
    254,995.98x = 382,144.05 × 161,334.06
  4. Step 4: Simplify right side
    254,995.98x = 61,652,851,091.34
  5. Step 5: Solve for x
    x = 61,652,851,091.34/254,995.98
  6. Step 6: Final answer
    x = 241,779.70

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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.