Home / 211,308.02-317,064.56-92,964

Finding the Fourth Proportional to 211,308.02, 317,064.56 and 92,964

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Solution

The fourth proportional to 211,308.02, 317,064.56 and 92,964 is: 139,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,308.02 : 317,064.56 = 92,964 : x
  2. Step 2: Convert to fraction form
    211,308.02/317,064.56 = 92,964/x
  3. Step 3: Cross multiply
    211,308.02x = 317,064.56 × 92,964
  4. Step 4: Simplify right side
    211,308.02x = 29,475,589,755.84
  5. Step 5: Solve for x
    x = 29,475,589,755.84/211,308.02
  6. Step 6: Final answer
    x = 139,491.11

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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.