Home / 249,979.92-344,993.84-142,554.48

Finding the Fourth Proportional to 249,979.92, 344,993.84 and 142,554.48

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Solution

The fourth proportional to 249,979.92, 344,993.84 and 142,554.48 is: 196,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,979.92 : 344,993.84 = 142,554.48 : x
  2. Step 2: Convert to fraction form
    249,979.92/344,993.84 = 142,554.48/x
  3. Step 3: Cross multiply
    249,979.92x = 344,993.84 × 142,554.48
  4. Step 4: Simplify right side
    249,979.92x = 49,180,417,464.40
  5. Step 5: Solve for x
    x = 49,180,417,464.40/249,979.92
  6. Step 6: Final answer
    x = 196,737.47

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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.