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Finding the Fourth Proportional to 119,475, 164,875.50 and 69,174

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Solution

The fourth proportional to 119,475, 164,875.50 and 69,174 is: 95,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,475 : 164,875.50 = 69,174 : x
  2. Step 2: Convert to fraction form
    119,475/164,875.50 = 69,174/x
  3. Step 3: Cross multiply
    119,475x = 164,875.50 × 69,174
  4. Step 4: Simplify right side
    119,475x = 11,405,097,837
  5. Step 5: Solve for x
    x = 11,405,097,837/119,475
  6. Step 6: Final answer
    x = 95,460.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.