Home / 211,492.45-291,878.31-116,017.75

Finding the Fourth Proportional to 211,492.45, 291,878.31 and 116,017.75

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Solution

The fourth proportional to 211,492.45, 291,878.31 and 116,017.75 is: 160,114.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,492.45 : 291,878.31 = 116,017.75 : x
  2. Step 2: Convert to fraction form
    211,492.45/291,878.31 = 116,017.75/x
  3. Step 3: Cross multiply
    211,492.45x = 291,878.31 × 116,017.75
  4. Step 4: Simplify right side
    211,492.45x = 33,863,064,800.00
  5. Step 5: Solve for x
    x = 33,863,064,800.00/211,492.45
  6. Step 6: Final answer
    x = 160,114.77

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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.