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Finding the Fourth Proportional to 145,996.01, 218,994.02 and 35,188.01

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Solution

The fourth proportional to 145,996.01, 218,994.02 and 35,188.01 is: 52,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,996.01 : 218,994.02 = 35,188.01 : x
  2. Step 2: Convert to fraction form
    145,996.01/218,994.02 = 35,188.01/x
  3. Step 3: Cross multiply
    145,996.01x = 218,994.02 × 35,188.01
  4. Step 4: Simplify right side
    145,996.01x = 7,705,963,589.76
  5. Step 5: Solve for x
    x = 7,705,963,589.76/145,996.01
  6. Step 6: Final answer
    x = 52,782.02

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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.