Home / 210,462.08-315,690.78-60,697.48

Finding the Fourth Proportional to 210,462.08, 315,690.78 and 60,697.48

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Solution

The fourth proportional to 210,462.08, 315,690.78 and 60,697.48 is: 91,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,462.08 : 315,690.78 = 60,697.48 : x
  2. Step 2: Convert to fraction form
    210,462.08/315,690.78 = 60,697.48/x
  3. Step 3: Cross multiply
    210,462.08x = 315,690.78 × 60,697.48
  4. Step 4: Simplify right side
    210,462.08x = 19,161,634,805.23
  5. Step 5: Solve for x
    x = 19,161,634,805.23/210,462.08
  6. Step 6: Final answer
    x = 91,045.55

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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.