Home / 249,785.33-344,709.67-142,365.36

Finding the Fourth Proportional to 249,785.33, 344,709.67 and 142,365.36

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Solution

The fourth proportional to 249,785.33, 344,709.67 and 142,365.36 is: 196,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,785.33 : 344,709.67 = 142,365.36 : x
  2. Step 2: Convert to fraction form
    249,785.33/344,709.67 = 142,365.36/x
  3. Step 3: Cross multiply
    249,785.33x = 344,709.67 × 142,365.36
  4. Step 4: Simplify right side
    249,785.33x = 49,074,715,553.20
  5. Step 5: Solve for x
    x = 49,074,715,553.20/249,785.33
  6. Step 6: Final answer
    x = 196,467.56

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1.5x scale

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.