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Finding the Fourth Proportional to 164,031.40, 246,047.10 and 134,482.60

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Solution

The fourth proportional to 164,031.40, 246,047.10 and 134,482.60 is: 201,723.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,031.40 : 246,047.10 = 134,482.60 : x
  2. Step 2: Convert to fraction form
    164,031.40/246,047.10 = 134,482.60/x
  3. Step 3: Cross multiply
    164,031.40x = 246,047.10 × 134,482.60
  4. Step 4: Simplify right side
    164,031.40x = 33,089,053,730.46
  5. Step 5: Solve for x
    x = 33,089,053,730.46/164,031.40
  6. Step 6: Final answer
    x = 201,723.90

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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.