Home / 81,313.72-112,224.74-46,851.75

Finding the Fourth Proportional to 81,313.72, 112,224.74 and 46,851.75

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Solution

The fourth proportional to 81,313.72, 112,224.74 and 46,851.75 is: 64,662.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,313.72 : 112,224.74 = 46,851.75 : x
  2. Step 2: Convert to fraction form
    81,313.72/112,224.74 = 46,851.75/x
  3. Step 3: Cross multiply
    81,313.72x = 112,224.74 × 46,851.75
  4. Step 4: Simplify right side
    81,313.72x = 5,257,925,106.61
  5. Step 5: Solve for x
    x = 5,257,925,106.61/81,313.72
  6. Step 6: Final answer
    x = 64,662.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.