Home / 112,579.40-168,814.56-45,993.08

Finding the Fourth Proportional to 112,579.40, 168,814.56 and 45,993.08

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Solution

The fourth proportional to 112,579.40, 168,814.56 and 45,993.08 is: 68,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,579.40 : 168,814.56 = 45,993.08 : x
  2. Step 2: Convert to fraction form
    112,579.40/168,814.56 = 45,993.08/x
  3. Step 3: Cross multiply
    112,579.40x = 168,814.56 × 45,993.08
  4. Step 4: Simplify right side
    112,579.40x = 7,764,301,563.24
  5. Step 5: Solve for x
    x = 7,764,301,563.24/112,579.40
  6. Step 6: Final answer
    x = 68,967.34

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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.