Home / 249,309.11-373,367.64-143,808.23

Finding the Fourth Proportional to 249,309.11, 373,367.64 and 143,808.23

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Solution

The fourth proportional to 249,309.11, 373,367.64 and 143,808.23 is: 215,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,309.11 : 373,367.64 = 143,808.23 : x
  2. Step 2: Convert to fraction form
    249,309.11/373,367.64 = 143,808.23/x
  3. Step 3: Cross multiply
    249,309.11x = 373,367.64 × 143,808.23
  4. Step 4: Simplify right side
    249,309.11x = 53,693,339,447.68
  5. Step 5: Solve for x
    x = 53,693,339,447.68/249,309.11
  6. Step 6: Final answer
    x = 215,368.54

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1.5x scale

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.