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Finding the Fourth Proportional to 158,499.60, 237,749.40 and 102,512.40

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Solution

The fourth proportional to 158,499.60, 237,749.40 and 102,512.40 is: 153,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,499.60 : 237,749.40 = 102,512.40 : x
  2. Step 2: Convert to fraction form
    158,499.60/237,749.40 = 102,512.40/x
  3. Step 3: Cross multiply
    158,499.60x = 237,749.40 × 102,512.40
  4. Step 4: Simplify right side
    158,499.60x = 24,372,261,592.56
  5. Step 5: Solve for x
    x = 24,372,261,592.56/158,499.60
  6. Step 6: Final answer
    x = 153,768.60

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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.