Home / 148,312.03-222,369.21-77,059.57

Finding the Fourth Proportional to 148,312.03, 222,369.21 and 77,059.57

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Solution

The fourth proportional to 148,312.03, 222,369.21 and 77,059.57 is: 115,538.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,312.03 : 222,369.21 = 77,059.57 : x
  2. Step 2: Convert to fraction form
    148,312.03/222,369.21 = 77,059.57/x
  3. Step 3: Cross multiply
    148,312.03x = 222,369.21 × 77,059.57
  4. Step 4: Simplify right side
    148,312.03x = 17,135,675,703.84
  5. Step 5: Solve for x
    x = 17,135,675,703.84/148,312.03
  6. Step 6: Final answer
    x = 115,538.00

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1.5x scale

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.