Home / 51,784.03-77,622.18-35,145.42

Finding the Fourth Proportional to 51,784.03, 77,622.18 and 35,145.42

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Solution

The fourth proportional to 51,784.03, 77,622.18 and 35,145.42 is: 52,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,784.03 : 77,622.18 = 35,145.42 : x
  2. Step 2: Convert to fraction form
    51,784.03/77,622.18 = 35,145.42/x
  3. Step 3: Cross multiply
    51,784.03x = 77,622.18 × 35,145.42
  4. Step 4: Simplify right side
    51,784.03x = 2,728,064,117.42
  5. Step 5: Solve for x
    x = 2,728,064,117.42/51,784.03
  6. Step 6: Final answer
    x = 52,681.57

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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.