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Finding the Fourth Proportional to 243,597.75, 336,141.27 and 152,924.73

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Solution

The fourth proportional to 243,597.75, 336,141.27 and 152,924.73 is: 211,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,597.75 : 336,141.27 = 152,924.73 : x
  2. Step 2: Convert to fraction form
    243,597.75/336,141.27 = 152,924.73/x
  3. Step 3: Cross multiply
    243,597.75x = 336,141.27 × 152,924.73
  4. Step 4: Simplify right side
    243,597.75x = 51,404,312,956.61
  5. Step 5: Solve for x
    x = 51,404,312,956.61/243,597.75
  6. Step 6: Final answer
    x = 211,021.30

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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.