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Finding the Fourth Proportional to 223,242.88, 334,827.52 and 73,485.12

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Solution

The fourth proportional to 223,242.88, 334,827.52 and 73,485.12 is: 110,215.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,242.88 : 334,827.52 = 73,485.12 : x
  2. Step 2: Convert to fraction form
    223,242.88/334,827.52 = 73,485.12/x
  3. Step 3: Cross multiply
    223,242.88x = 334,827.52 × 73,485.12
  4. Step 4: Simplify right side
    223,242.88x = 24,604,840,486.50
  5. Step 5: Solve for x
    x = 24,604,840,486.50/223,242.88
  6. Step 6: Final answer
    x = 110,215.57

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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.