Home / 149,246.80-223,870.20-49,422.40

Finding the Fourth Proportional to 149,246.80, 223,870.20 and 49,422.40

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Solution

The fourth proportional to 149,246.80, 223,870.20 and 49,422.40 is: 74,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,246.80 : 223,870.20 = 49,422.40 : x
  2. Step 2: Convert to fraction form
    149,246.80/223,870.20 = 49,422.40/x
  3. Step 3: Cross multiply
    149,246.80x = 223,870.20 × 49,422.40
  4. Step 4: Simplify right side
    149,246.80x = 11,064,202,572.48
  5. Step 5: Solve for x
    x = 11,064,202,572.48/149,246.80
  6. Step 6: Final answer
    x = 74,133.60

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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.