Home / 210,548.23-315,728.50-60,752.94

Finding the Fourth Proportional to 210,548.23, 315,728.50 and 60,752.94

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Solution

The fourth proportional to 210,548.23, 315,728.50 and 60,752.94 is: 91,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,548.23 : 315,728.50 = 60,752.94 : x
  2. Step 2: Convert to fraction form
    210,548.23/315,728.50 = 60,752.94/x
  3. Step 3: Cross multiply
    210,548.23x = 315,728.50 × 60,752.94
  4. Step 4: Simplify right side
    210,548.23x = 19,181,433,394.84
  5. Step 5: Solve for x
    x = 19,181,433,394.84/210,548.23
  6. Step 6: Final answer
    x = 91,102.33

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1.5x scale

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.