Home / 249,618.42-344,433.20-142,190.55

Finding the Fourth Proportional to 249,618.42, 344,433.20 and 142,190.55

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Solution

The fourth proportional to 249,618.42, 344,433.20 and 142,190.55 is: 196,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,618.42 : 344,433.20 = 142,190.55 : x
  2. Step 2: Convert to fraction form
    249,618.42/344,433.20 = 142,190.55/x
  3. Step 3: Cross multiply
    249,618.42x = 344,433.20 × 142,190.55
  4. Step 4: Simplify right side
    249,618.42x = 48,975,145,435.31
  5. Step 5: Solve for x
    x = 48,975,145,435.31/249,618.42
  6. Step 6: Final answer
    x = 196,200.05

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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.