Home / 81,925.76-113,057.80-46,116.32

Finding the Fourth Proportional to 81,925.76, 113,057.80 and 46,116.32

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Solution

The fourth proportional to 81,925.76, 113,057.80 and 46,116.32 is: 63,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,925.76 : 113,057.80 = 46,116.32 : x
  2. Step 2: Convert to fraction form
    81,925.76/113,057.80 = 46,116.32/x
  3. Step 3: Cross multiply
    81,925.76x = 113,057.80 × 46,116.32
  4. Step 4: Simplify right side
    81,925.76x = 5,213,809,683.30
  5. Step 5: Solve for x
    x = 5,213,809,683.30/81,925.76
  6. Step 6: Final answer
    x = 63,640.66

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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.