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Finding the Fourth Proportional to 112,184.49, 168,355.49 and 101,464.77

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Solution

The fourth proportional to 112,184.49, 168,355.49 and 101,464.77 is: 152,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,184.49 : 168,355.49 = 101,464.77 : x
  2. Step 2: Convert to fraction form
    112,184.49/168,355.49 = 101,464.77/x
  3. Step 3: Cross multiply
    112,184.49x = 168,355.49 × 101,464.77
  4. Step 4: Simplify right side
    112,184.49x = 17,082,151,071.09
  5. Step 5: Solve for x
    x = 17,082,151,071.09/112,184.49
  6. Step 6: Final answer
    x = 152,268.38

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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.