Home / 249,554.73-374,479.53-131,235.21

Finding the Fourth Proportional to 249,554.73, 374,479.53 and 131,235.21

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Solution

The fourth proportional to 249,554.73, 374,479.53 and 131,235.21 is: 196,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,554.73 : 374,479.53 = 131,235.21 : x
  2. Step 2: Convert to fraction form
    249,554.73/374,479.53 = 131,235.21/x
  3. Step 3: Cross multiply
    249,554.73x = 374,479.53 × 131,235.21
  4. Step 4: Simplify right side
    249,554.73x = 49,144,899,760.25
  5. Step 5: Solve for x
    x = 49,144,899,760.25/249,554.73
  6. Step 6: Final answer
    x = 196,930.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.