Home / 53,021.53-73,145.32-46,977.95

Finding the Fourth Proportional to 53,021.53, 73,145.32 and 46,977.95

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Solution

The fourth proportional to 53,021.53, 73,145.32 and 46,977.95 is: 64,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021.53 : 73,145.32 = 46,977.95 : x
  2. Step 2: Convert to fraction form
    53,021.53/73,145.32 = 46,977.95/x
  3. Step 3: Cross multiply
    53,021.53x = 73,145.32 × 46,977.95
  4. Step 4: Simplify right side
    53,021.53x = 3,436,217,251.11
  5. Step 5: Solve for x
    x = 3,436,217,251.11/53,021.53
  6. Step 6: Final answer
    x = 64,807.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.