Home / 49,371.20-74,056.80-41,206.40

Finding the Fourth Proportional to 49,371.20, 74,056.80 and 41,206.40

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Solution

The fourth proportional to 49,371.20, 74,056.80 and 41,206.40 is: 61,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,371.20 : 74,056.80 = 41,206.40 : x
  2. Step 2: Convert to fraction form
    49,371.20/74,056.80 = 41,206.40/x
  3. Step 3: Cross multiply
    49,371.20x = 74,056.80 × 41,206.40
  4. Step 4: Simplify right side
    49,371.20x = 3,051,614,123.52
  5. Step 5: Solve for x
    x = 3,051,614,123.52/49,371.20
  6. Step 6: Final answer
    x = 61,809.60

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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.