Home / 74,678.04-111,900.37-46,917.72

Finding the Fourth Proportional to 74,678.04, 111,900.37 and 46,917.72

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Solution

The fourth proportional to 74,678.04, 111,900.37 and 46,917.72 is: 70,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,678.04 : 111,900.37 = 46,917.72 : x
  2. Step 2: Convert to fraction form
    74,678.04/111,900.37 = 46,917.72/x
  3. Step 3: Cross multiply
    74,678.04x = 111,900.37 × 46,917.72
  4. Step 4: Simplify right side
    74,678.04x = 5,250,110,227.56
  5. Step 5: Solve for x
    x = 5,250,110,227.56/74,678.04
  6. Step 6: Final answer
    x = 70,303.27

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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.