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Finding the Fourth Proportional to 243,852.34, 336,631.29 and 183,446.03

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Solution

The fourth proportional to 243,852.34, 336,631.29 and 183,446.03 is: 253,242.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,852.34 : 336,631.29 = 183,446.03 : x
  2. Step 2: Convert to fraction form
    243,852.34/336,631.29 = 183,446.03/x
  3. Step 3: Cross multiply
    243,852.34x = 336,631.29 × 183,446.03
  4. Step 4: Simplify right side
    243,852.34x = 61,753,674,909.82
  5. Step 5: Solve for x
    x = 61,753,674,909.82/243,852.34
  6. Step 6: Final answer
    x = 253,242.09

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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.