Home / 264,062.52-396,087.18-77,075.64

Finding the Fourth Proportional to 264,062.52, 396,087.18 and 77,075.64

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Solution

The fourth proportional to 264,062.52, 396,087.18 and 77,075.64 is: 115,611.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,062.52 : 396,087.18 = 77,075.64 : x
  2. Step 2: Convert to fraction form
    264,062.52/396,087.18 = 77,075.64/x
  3. Step 3: Cross multiply
    264,062.52x = 396,087.18 × 77,075.64
  4. Step 4: Simplify right side
    264,062.52x = 30,528,672,894.30
  5. Step 5: Solve for x
    x = 30,528,672,894.30/264,062.52
  6. Step 6: Final answer
    x = 115,611.53

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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.