Home / 49,199.12-73,631.48-36,688.12

Finding the Fourth Proportional to 49,199.12, 73,631.48 and 36,688.12

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Solution

The fourth proportional to 49,199.12, 73,631.48 and 36,688.12 is: 54,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,199.12 : 73,631.48 = 36,688.12 : x
  2. Step 2: Convert to fraction form
    49,199.12/73,631.48 = 36,688.12/x
  3. Step 3: Cross multiply
    49,199.12x = 73,631.48 × 36,688.12
  4. Step 4: Simplify right side
    49,199.12x = 2,701,400,574.02
  5. Step 5: Solve for x
    x = 2,701,400,574.02/49,199.12
  6. Step 6: Final answer
    x = 54,907.50

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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.