Home / 158,211.44-218,337.36-106,598.24

Finding the Fourth Proportional to 158,211.44, 218,337.36 and 106,598.24

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Solution

The fourth proportional to 158,211.44, 218,337.36 and 106,598.24 is: 147,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,211.44 : 218,337.36 = 106,598.24 : x
  2. Step 2: Convert to fraction form
    158,211.44/218,337.36 = 106,598.24/x
  3. Step 3: Cross multiply
    158,211.44x = 218,337.36 × 106,598.24
  4. Step 4: Simplify right side
    158,211.44x = 23,274,378,302.25
  5. Step 5: Solve for x
    x = 23,274,378,302.25/158,211.44
  6. Step 6: Final answer
    x = 147,109.33

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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.