Home / 249,617.42-344,431.82-142,189.55

Finding the Fourth Proportional to 249,617.42, 344,431.82 and 142,189.55

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Solution

The fourth proportional to 249,617.42, 344,431.82 and 142,189.55 is: 196,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,617.42 : 344,431.82 = 142,189.55 : x
  2. Step 2: Convert to fraction form
    249,617.42/344,431.82 = 142,189.55/x
  3. Step 3: Cross multiply
    249,617.42x = 344,431.82 × 142,189.55
  4. Step 4: Simplify right side
    249,617.42x = 48,974,604,780.53
  5. Step 5: Solve for x
    x = 48,974,604,780.53/249,617.42
  6. Step 6: Final answer
    x = 196,198.67

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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.