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Finding the Fourth Proportional to 148,967.73, 223,450.70 and 64,716.93

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Solution

The fourth proportional to 148,967.73, 223,450.70 and 64,716.93 is: 97,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,967.73 : 223,450.70 = 64,716.93 : x
  2. Step 2: Convert to fraction form
    148,967.73/223,450.70 = 64,716.93/x
  3. Step 3: Cross multiply
    148,967.73x = 223,450.70 × 64,716.93
  4. Step 4: Simplify right side
    148,967.73x = 14,461,042,986.77
  5. Step 5: Solve for x
    x = 14,461,042,986.77/148,967.73
  6. Step 6: Final answer
    x = 97,075.00

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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.