Home / 81,010.91-121,520.01-24,846.93

Finding the Fourth Proportional to 81,010.91, 121,520.01 and 24,846.93

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Solution

The fourth proportional to 81,010.91, 121,520.01 and 24,846.93 is: 37,271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,010.91 : 121,520.01 = 24,846.93 : x
  2. Step 2: Convert to fraction form
    81,010.91/121,520.01 = 24,846.93/x
  3. Step 3: Cross multiply
    81,010.91x = 121,520.01 × 24,846.93
  4. Step 4: Simplify right side
    81,010.91x = 3,019,399,182.07
  5. Step 5: Solve for x
    x = 3,019,399,182.07/81,010.91
  6. Step 6: Final answer
    x = 37,271.52

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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.