Home / 84,709.28-116,895.84-46,987.04

Finding the Fourth Proportional to 84,709.28, 116,895.84 and 46,987.04

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Solution

The fourth proportional to 84,709.28, 116,895.84 and 46,987.04 is: 64,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,709.28 : 116,895.84 = 46,987.04 : x
  2. Step 2: Convert to fraction form
    84,709.28/116,895.84 = 46,987.04/x
  3. Step 3: Cross multiply
    84,709.28x = 116,895.84 × 46,987.04
  4. Step 4: Simplify right side
    84,709.28x = 5,492,589,509.91
  5. Step 5: Solve for x
    x = 5,492,589,509.91/84,709.28
  6. Step 6: Final answer
    x = 64,840.47

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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.