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Finding the Fourth Proportional to 264,119.52, 364,482.81 and 143,260.50

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Solution

The fourth proportional to 264,119.52, 364,482.81 and 143,260.50 is: 197,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,119.52 : 364,482.81 = 143,260.50 : x
  2. Step 2: Convert to fraction form
    264,119.52/364,482.81 = 143,260.50/x
  3. Step 3: Cross multiply
    264,119.52x = 364,482.81 × 143,260.50
  4. Step 4: Simplify right side
    264,119.52x = 52,215,989,602.01
  5. Step 5: Solve for x
    x = 52,215,989,602.01/264,119.52
  6. Step 6: Final answer
    x = 197,698.34

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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.