Home / 211,266.22-316,967.06-61,515.50

Finding the Fourth Proportional to 211,266.22, 316,967.06 and 61,515.50

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Solution

The fourth proportional to 211,266.22, 316,967.06 and 61,515.50 is: 92,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,266.22 : 316,967.06 = 61,515.50 : x
  2. Step 2: Convert to fraction form
    211,266.22/316,967.06 = 61,515.50/x
  3. Step 3: Cross multiply
    211,266.22x = 316,967.06 × 61,515.50
  4. Step 4: Simplify right side
    211,266.22x = 19,498,385,748.38
  5. Step 5: Solve for x
    x = 19,498,385,748.38/211,266.22
  6. Step 6: Final answer
    x = 92,292.97

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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.