Home / 185,907.42-278,858.70-45,667.26

Finding the Fourth Proportional to 185,907.42, 278,858.70 and 45,667.26

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Solution

The fourth proportional to 185,907.42, 278,858.70 and 45,667.26 is: 68,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,907.42 : 278,858.70 = 45,667.26 : x
  2. Step 2: Convert to fraction form
    185,907.42/278,858.70 = 45,667.26/x
  3. Step 3: Cross multiply
    185,907.42x = 278,858.70 × 45,667.26
  4. Step 4: Simplify right side
    185,907.42x = 12,734,712,756.16
  5. Step 5: Solve for x
    x = 12,734,712,756.16/185,907.42
  6. Step 6: Final answer
    x = 68,500.29

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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.