Home / 249,665.58-344,513.75-142,229.21

Finding the Fourth Proportional to 249,665.58, 344,513.75 and 142,229.21

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Solution

The fourth proportional to 249,665.58, 344,513.75 and 142,229.21 is: 196,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,665.58 : 344,513.75 = 142,229.21 : x
  2. Step 2: Convert to fraction form
    249,665.58/344,513.75 = 142,229.21/x
  3. Step 3: Cross multiply
    249,665.58x = 344,513.75 × 142,229.21
  4. Step 4: Simplify right side
    249,665.58x = 48,999,916,062.92
  5. Step 5: Solve for x
    x = 48,999,916,062.92/249,665.58
  6. Step 6: Final answer
    x = 196,262.20

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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.