Home / 56,675.12-85,000.53-23,386.55

Finding the Fourth Proportional to 56,675.12, 85,000.53 and 23,386.55

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Solution

The fourth proportional to 56,675.12, 85,000.53 and 23,386.55 is: 35,074.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,675.12 : 85,000.53 = 23,386.55 : x
  2. Step 2: Convert to fraction form
    56,675.12/85,000.53 = 23,386.55/x
  3. Step 3: Cross multiply
    56,675.12x = 85,000.53 × 23,386.55
  4. Step 4: Simplify right side
    56,675.12x = 1,987,869,144.87
  5. Step 5: Solve for x
    x = 1,987,869,144.87/56,675.12
  6. Step 6: Final answer
    x = 35,074.81

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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.