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Finding the Fourth Proportional to 176,659.14, 264,983.73 and 56,715.15

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Solution

The fourth proportional to 176,659.14, 264,983.73 and 56,715.15 is: 85,071.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,659.14 : 264,983.73 = 56,715.15 : x
  2. Step 2: Convert to fraction form
    176,659.14/264,983.73 = 56,715.15/x
  3. Step 3: Cross multiply
    176,659.14x = 264,983.73 × 56,715.15
  4. Step 4: Simplify right side
    176,659.14x = 15,028,591,994.51
  5. Step 5: Solve for x
    x = 15,028,591,994.51/176,659.14
  6. Step 6: Final answer
    x = 85,071.13

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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.