Home / 54,156.16-80,841.92-46,807.84

Finding the Fourth Proportional to 54,156.16, 80,841.92 and 46,807.84

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Solution

The fourth proportional to 54,156.16, 80,841.92 and 46,807.84 is: 69,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,156.16 : 80,841.92 = 46,807.84 : x
  2. Step 2: Convert to fraction form
    54,156.16/80,841.92 = 46,807.84/x
  3. Step 3: Cross multiply
    54,156.16x = 80,841.92 × 46,807.84
  4. Step 4: Simplify right side
    54,156.16x = 3,784,035,656.65
  5. Step 5: Solve for x
    x = 3,784,035,656.65/54,156.16
  6. Step 6: Final answer
    x = 69,872.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.