Home / 249,824.49-344,749.14-142,429.11

Finding the Fourth Proportional to 249,824.49, 344,749.14 and 142,429.11

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Solution

The fourth proportional to 249,824.49, 344,749.14 and 142,429.11 is: 196,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,824.49 : 344,749.14 = 142,429.11 : x
  2. Step 2: Convert to fraction form
    249,824.49/344,749.14 = 142,429.11/x
  3. Step 3: Cross multiply
    249,824.49x = 344,749.14 × 142,429.11
  4. Step 4: Simplify right side
    249,824.49x = 49,102,313,183.47
  5. Step 5: Solve for x
    x = 49,102,313,183.47/249,824.49
  6. Step 6: Final answer
    x = 196,547.24

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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.