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Finding the Fourth Proportional to 242,069.01, 334,029.60 and 134,621.70

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Solution

The fourth proportional to 242,069.01, 334,029.60 and 134,621.70 is: 185,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,069.01 : 334,029.60 = 134,621.70 : x
  2. Step 2: Convert to fraction form
    242,069.01/334,029.60 = 134,621.70/x
  3. Step 3: Cross multiply
    242,069.01x = 334,029.60 × 134,621.70
  4. Step 4: Simplify right side
    242,069.01x = 44,967,632,602.32
  5. Step 5: Solve for x
    x = 44,967,632,602.32/242,069.01
  6. Step 6: Final answer
    x = 185,763.69

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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.