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Finding the Fourth Proportional to 265,615.56, 366,538.80 and 144,754.26

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Solution

The fourth proportional to 265,615.56, 366,538.80 and 144,754.26 is: 199,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,615.56 : 366,538.80 = 144,754.26 : x
  2. Step 2: Convert to fraction form
    265,615.56/366,538.80 = 144,754.26/x
  3. Step 3: Cross multiply
    265,615.56x = 366,538.80 × 144,754.26
  4. Step 4: Simplify right side
    265,615.56x = 53,058,052,755.29
  5. Step 5: Solve for x
    x = 53,058,052,755.29/265,615.56
  6. Step 6: Final answer
    x = 199,755.06

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1.5x scale

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.