Home / 49,412.80-74,054.40-35,545.60

Finding the Fourth Proportional to 49,412.80, 74,054.40 and 35,545.60

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Solution

The fourth proportional to 49,412.80, 74,054.40 and 35,545.60 is: 53,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,412.80 : 74,054.40 = 35,545.60 : x
  2. Step 2: Convert to fraction form
    49,412.80/74,054.40 = 35,545.60/x
  3. Step 3: Cross multiply
    49,412.80x = 74,054.40 × 35,545.60
  4. Step 4: Simplify right side
    49,412.80x = 2,632,308,080.64
  5. Step 5: Solve for x
    x = 2,632,308,080.64/49,412.80
  6. Step 6: Final answer
    x = 53,271.79

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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.