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Finding the Fourth Proportional to 175,998.60, 264,129.12 and 70,818.48

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Solution

The fourth proportional to 175,998.60, 264,129.12 and 70,818.48 is: 106,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,998.60 : 264,129.12 = 70,818.48 : x
  2. Step 2: Convert to fraction form
    175,998.60/264,129.12 = 70,818.48/x
  3. Step 3: Cross multiply
    175,998.60x = 264,129.12 × 70,818.48
  4. Step 4: Simplify right side
    175,998.60x = 18,705,222,802.14
  5. Step 5: Solve for x
    x = 18,705,222,802.14/175,998.60
  6. Step 6: Final answer
    x = 106,280.52

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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.