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Finding the Fourth Proportional to 223,657.01, 308,529.04 and 132,948.45

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Solution

The fourth proportional to 223,657.01, 308,529.04 and 132,948.45 is: 183,398.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,657.01 : 308,529.04 = 132,948.45 : x
  2. Step 2: Convert to fraction form
    223,657.01/308,529.04 = 132,948.45/x
  3. Step 3: Cross multiply
    223,657.01x = 308,529.04 × 132,948.45
  4. Step 4: Simplify right side
    223,657.01x = 41,018,457,647.99
  5. Step 5: Solve for x
    x = 41,018,457,647.99/223,657.01
  6. Step 6: Final answer
    x = 183,398.94

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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.