Home / 90,224.66-124,541.16-51,999.48

Finding the Fourth Proportional to 90,224.66, 124,541.16 and 51,999.48

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Solution

The fourth proportional to 90,224.66, 124,541.16 and 51,999.48 is: 71,777.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,224.66 : 124,541.16 = 51,999.48 : x
  2. Step 2: Convert to fraction form
    90,224.66/124,541.16 = 51,999.48/x
  3. Step 3: Cross multiply
    90,224.66x = 124,541.16 × 51,999.48
  4. Step 4: Simplify right side
    90,224.66x = 6,476,075,393.09
  5. Step 5: Solve for x
    x = 6,476,075,393.09/90,224.66
  6. Step 6: Final answer
    x = 71,777.22

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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.