Home / 210,541.68-315,745.56-60,741.36

Finding the Fourth Proportional to 210,541.68, 315,745.56 and 60,741.36

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Solution

The fourth proportional to 210,541.68, 315,745.56 and 60,741.36 is: 91,092.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,541.68 : 315,745.56 = 60,741.36 : x
  2. Step 2: Convert to fraction form
    210,541.68/315,745.56 = 60,741.36/x
  3. Step 3: Cross multiply
    210,541.68x = 315,745.56 × 60,741.36
  4. Step 4: Simplify right side
    210,541.68x = 19,178,814,728.36
  5. Step 5: Solve for x
    x = 19,178,814,728.36/210,541.68
  6. Step 6: Final answer
    x = 91,092.72

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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.