Home / 49,063.40-73,400.70-42,561.80

Finding the Fourth Proportional to 49,063.40, 73,400.70 and 42,561.80

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Solution

The fourth proportional to 49,063.40, 73,400.70 and 42,561.80 is: 63,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,063.40 : 73,400.70 = 42,561.80 : x
  2. Step 2: Convert to fraction form
    49,063.40/73,400.70 = 42,561.80/x
  3. Step 3: Cross multiply
    49,063.40x = 73,400.70 × 42,561.80
  4. Step 4: Simplify right side
    49,063.40x = 3,124,065,913.26
  5. Step 5: Solve for x
    x = 3,124,065,913.26/49,063.40
  6. Step 6: Final answer
    x = 63,674.06

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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.