Home / 113,144.04-169,765.20-43,043.40

Finding the Fourth Proportional to 113,144.04, 169,765.20 and 43,043.40

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Solution

The fourth proportional to 113,144.04, 169,765.20 and 43,043.40 is: 64,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,144.04 : 169,765.20 = 43,043.40 : x
  2. Step 2: Convert to fraction form
    113,144.04/169,765.20 = 43,043.40/x
  3. Step 3: Cross multiply
    113,144.04x = 169,765.20 × 43,043.40
  4. Step 4: Simplify right side
    113,144.04x = 7,307,271,409.68
  5. Step 5: Solve for x
    x = 7,307,271,409.68/113,144.04
  6. Step 6: Final answer
    x = 64,583.79

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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.