Home / 148,681.01-222,902.57-77,567.96

Finding the Fourth Proportional to 148,681.01, 222,902.57 and 77,567.96

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Solution

The fourth proportional to 148,681.01, 222,902.57 and 77,567.96 is: 116,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,681.01 : 222,902.57 = 77,567.96 : x
  2. Step 2: Convert to fraction form
    148,681.01/222,902.57 = 77,567.96/x
  3. Step 3: Cross multiply
    148,681.01x = 222,902.57 × 77,567.96
  4. Step 4: Simplify right side
    148,681.01x = 17,290,096,131.30
  5. Step 5: Solve for x
    x = 17,290,096,131.30/148,681.01
  6. Step 6: Final answer
    x = 116,289.88

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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.