Home / 249,023.70-343,668.96-141,603.75

Finding the Fourth Proportional to 249,023.70, 343,668.96 and 141,603.75

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Solution

The fourth proportional to 249,023.70, 343,668.96 and 141,603.75 is: 195,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,023.70 : 343,668.96 = 141,603.75 : x
  2. Step 2: Convert to fraction form
    249,023.70/343,668.96 = 141,603.75/x
  3. Step 3: Cross multiply
    249,023.70x = 343,668.96 × 141,603.75
  4. Step 4: Simplify right side
    249,023.70x = 48,664,813,494.60
  5. Step 5: Solve for x
    x = 48,664,813,494.60/249,023.70
  6. Step 6: Final answer
    x = 195,422.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.