Home / 114,692.36-172,143.60-61,444.45

Finding the Fourth Proportional to 114,692.36, 172,143.60 and 61,444.45

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Solution

The fourth proportional to 114,692.36, 172,143.60 and 61,444.45 is: 92,222.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,692.36 : 172,143.60 = 61,444.45 : x
  2. Step 2: Convert to fraction form
    114,692.36/172,143.60 = 61,444.45/x
  3. Step 3: Cross multiply
    114,692.36x = 172,143.60 × 61,444.45
  4. Step 4: Simplify right side
    114,692.36x = 10,577,268,842.07
  5. Step 5: Solve for x
    x = 10,577,268,842.07/114,692.36
  6. Step 6: Final answer
    x = 92,222.96

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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.