Home / 80,827.19-111,541.64-46,842.21

Finding the Fourth Proportional to 80,827.19, 111,541.64 and 46,842.21

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Solution

The fourth proportional to 80,827.19, 111,541.64 and 46,842.21 is: 64,642.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,827.19 : 111,541.64 = 46,842.21 : x
  2. Step 2: Convert to fraction form
    80,827.19/111,541.64 = 46,842.21/x
  3. Step 3: Cross multiply
    80,827.19x = 111,541.64 × 46,842.21
  4. Step 4: Simplify right side
    80,827.19x = 5,224,856,690.41
  5. Step 5: Solve for x
    x = 5,224,856,690.41/80,827.19
  6. Step 6: Final answer
    x = 64,642.32

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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.