Home / 84,155.41-116,135.09-46,431.01

Finding the Fourth Proportional to 84,155.41, 116,135.09 and 46,431.01

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Solution

The fourth proportional to 84,155.41, 116,135.09 and 46,431.01 is: 64,075.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,155.41 : 116,135.09 = 46,431.01 : x
  2. Step 2: Convert to fraction form
    84,155.41/116,135.09 = 46,431.01/x
  3. Step 3: Cross multiply
    84,155.41x = 116,135.09 × 46,431.01
  4. Step 4: Simplify right side
    84,155.41x = 5,392,269,525.14
  5. Step 5: Solve for x
    x = 5,392,269,525.14/84,155.41
  6. Step 6: Final answer
    x = 64,075.14

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1.5x scale

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.