Home / 113,343.80-169,626.90-104,012.60

Finding the Fourth Proportional to 113,343.80, 169,626.90 and 104,012.60

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Solution

The fourth proportional to 113,343.80, 169,626.90 and 104,012.60 is: 155,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,343.80 : 169,626.90 = 104,012.60 : x
  2. Step 2: Convert to fraction form
    113,343.80/169,626.90 = 104,012.60/x
  3. Step 3: Cross multiply
    113,343.80x = 169,626.90 × 104,012.60
  4. Step 4: Simplify right side
    113,343.80x = 17,643,334,898.94
  5. Step 5: Solve for x
    x = 17,643,334,898.94/113,343.80
  6. Step 6: Final answer
    x = 155,662.11

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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.