Home / 249,116.23-373,733.67-80,636.59

Finding the Fourth Proportional to 249,116.23, 373,733.67 and 80,636.59

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Solution

The fourth proportional to 249,116.23, 373,733.67 and 80,636.59 is: 120,974.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,116.23 : 373,733.67 = 80,636.59 : x
  2. Step 2: Convert to fraction form
    249,116.23/373,733.67 = 80,636.59/x
  3. Step 3: Cross multiply
    249,116.23x = 373,733.67 × 80,636.59
  4. Step 4: Simplify right side
    249,116.23x = 30,136,608,716.99
  5. Step 5: Solve for x
    x = 30,136,608,716.99/249,116.23
  6. Step 6: Final answer
    x = 120,974.09

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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.