Home / 248,870.94-343,441.98-141,438.20

Finding the Fourth Proportional to 248,870.94, 343,441.98 and 141,438.20

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Solution

The fourth proportional to 248,870.94, 343,441.98 and 141,438.20 is: 195,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,870.94 : 343,441.98 = 141,438.20 : x
  2. Step 2: Convert to fraction form
    248,870.94/343,441.98 = 141,438.20/x
  3. Step 3: Cross multiply
    248,870.94x = 343,441.98 × 141,438.20
  4. Step 4: Simplify right side
    248,870.94x = 48,575,815,455.64
  5. Step 5: Solve for x
    x = 48,575,815,455.64/248,870.94
  6. Step 6: Final answer
    x = 195,184.76

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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.