Home / 66,339.42-99,548.01-47,599.26

Finding the Fourth Proportional to 66,339.42, 99,548.01 and 47,599.26

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Solution

The fourth proportional to 66,339.42, 99,548.01 and 47,599.26 is: 71,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,339.42 : 99,548.01 = 47,599.26 : x
  2. Step 2: Convert to fraction form
    66,339.42/99,548.01 = 47,599.26/x
  3. Step 3: Cross multiply
    66,339.42x = 99,548.01 × 47,599.26
  4. Step 4: Simplify right side
    66,339.42x = 4,738,411,610.47
  5. Step 5: Solve for x
    x = 4,738,411,610.47/66,339.42
  6. Step 6: Final answer
    x = 71,426.79

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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.