Home / 249,648.08-344,516.43-142,216.43

Finding the Fourth Proportional to 249,648.08, 344,516.43 and 142,216.43

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Solution

The fourth proportional to 249,648.08, 344,516.43 and 142,216.43 is: 196,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,648.08 : 344,516.43 = 142,216.43 : x
  2. Step 2: Convert to fraction form
    249,648.08/344,516.43 = 142,216.43/x
  3. Step 3: Cross multiply
    249,648.08x = 344,516.43 × 142,216.43
  4. Step 4: Simplify right side
    249,648.08x = 48,995,895,028.36
  5. Step 5: Solve for x
    x = 48,995,895,028.36/249,648.08
  6. Step 6: Final answer
    x = 196,259.86

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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.