Home / 253,052.28-379,578.48-66,062.16

Finding the Fourth Proportional to 253,052.28, 379,578.48 and 66,062.16

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Solution

The fourth proportional to 253,052.28, 379,578.48 and 66,062.16 is: 99,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,052.28 : 379,578.48 = 66,062.16 : x
  2. Step 2: Convert to fraction form
    253,052.28/379,578.48 = 66,062.16/x
  3. Step 3: Cross multiply
    253,052.28x = 379,578.48 × 66,062.16
  4. Step 4: Simplify right side
    253,052.28x = 25,075,774,278.32
  5. Step 5: Solve for x
    x = 25,075,774,278.32/253,052.28
  6. Step 6: Final answer
    x = 99,093.26

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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.