Home / 249,918.15-344,896.20-142,487.04

Finding the Fourth Proportional to 249,918.15, 344,896.20 and 142,487.04

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Solution

The fourth proportional to 249,918.15, 344,896.20 and 142,487.04 is: 196,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,918.15 : 344,896.20 = 142,487.04 : x
  2. Step 2: Convert to fraction form
    249,918.15/344,896.20 = 142,487.04/x
  3. Step 3: Cross multiply
    249,918.15x = 344,896.20 × 142,487.04
  4. Step 4: Simplify right side
    249,918.15x = 49,143,238,645.25
  5. Step 5: Solve for x
    x = 49,143,238,645.25/249,918.15
  6. Step 6: Final answer
    x = 196,637.33

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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.