Home / 249,629.34-344,434.20-147,660.42

Finding the Fourth Proportional to 249,629.34, 344,434.20 and 147,660.42

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Solution

The fourth proportional to 249,629.34, 344,434.20 and 147,660.42 is: 203,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,629.34 : 344,434.20 = 147,660.42 : x
  2. Step 2: Convert to fraction form
    249,629.34/344,434.20 = 147,660.42/x
  3. Step 3: Cross multiply
    249,629.34x = 344,434.20 × 147,660.42
  4. Step 4: Simplify right side
    249,629.34x = 50,859,298,634.36
  5. Step 5: Solve for x
    x = 50,859,298,634.36/249,629.34
  6. Step 6: Final answer
    x = 203,739.27

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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.