Home / 53,360.32-80,015.36-31,180.10

Finding the Fourth Proportional to 53,360.32, 80,015.36 and 31,180.10

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Solution

The fourth proportional to 53,360.32, 80,015.36 and 31,180.10 is: 46,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,360.32 : 80,015.36 = 31,180.10 : x
  2. Step 2: Convert to fraction form
    53,360.32/80,015.36 = 31,180.10/x
  3. Step 3: Cross multiply
    53,360.32x = 80,015.36 × 31,180.10
  4. Step 4: Simplify right side
    53,360.32x = 2,494,886,926.34
  5. Step 5: Solve for x
    x = 2,494,886,926.34/53,360.32
  6. Step 6: Final answer
    x = 46,755.47

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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.