Home / 211,307.02-317,063.06-92,963

Finding the Fourth Proportional to 211,307.02, 317,063.06 and 92,963

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Solution

The fourth proportional to 211,307.02, 317,063.06 and 92,963 is: 139,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,307.02 : 317,063.06 = 92,963 : x
  2. Step 2: Convert to fraction form
    211,307.02/317,063.06 = 92,963/x
  3. Step 3: Cross multiply
    211,307.02x = 317,063.06 × 92,963
  4. Step 4: Simplify right side
    211,307.02x = 29,475,133,246.78
  5. Step 5: Solve for x
    x = 29,475,133,246.78/211,307.02
  6. Step 6: Final answer
    x = 139,489.61

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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.