Home / 211,263.72-316,896.30-53,492.10

Finding the Fourth Proportional to 211,263.72, 316,896.30 and 53,492.10

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Solution

The fourth proportional to 211,263.72, 316,896.30 and 53,492.10 is: 80,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,263.72 : 316,896.30 = 53,492.10 : x
  2. Step 2: Convert to fraction form
    211,263.72/316,896.30 = 53,492.10/x
  3. Step 3: Cross multiply
    211,263.72x = 316,896.30 × 53,492.10
  4. Step 4: Simplify right side
    211,263.72x = 16,951,448,569.23
  5. Step 5: Solve for x
    x = 16,951,448,569.23/211,263.72
  6. Step 6: Final answer
    x = 80,238.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.