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Finding the Fourth Proportional to 243,108.47, 335,581.63 and 182,853.12

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Solution

The fourth proportional to 243,108.47, 335,581.63 and 182,853.12 is: 252,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,108.47 : 335,581.63 = 182,853.12 : x
  2. Step 2: Convert to fraction form
    243,108.47/335,581.63 = 182,853.12/x
  3. Step 3: Cross multiply
    243,108.47x = 335,581.63 × 182,853.12
  4. Step 4: Simplify right side
    243,108.47x = 61,362,148,060.19
  5. Step 5: Solve for x
    x = 61,362,148,060.19/243,108.47
  6. Step 6: Final answer
    x = 252,406.46

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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.