Home / 133,383.58-184,075.23-76,813.18

Finding the Fourth Proportional to 133,383.58, 184,075.23 and 76,813.18

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Solution

The fourth proportional to 133,383.58, 184,075.23 and 76,813.18 is: 106,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,383.58 : 184,075.23 = 76,813.18 : x
  2. Step 2: Convert to fraction form
    133,383.58/184,075.23 = 76,813.18/x
  3. Step 3: Cross multiply
    133,383.58x = 184,075.23 × 76,813.18
  4. Step 4: Simplify right side
    133,383.58x = 14,139,403,603.39
  5. Step 5: Solve for x
    x = 14,139,403,603.39/133,383.58
  6. Step 6: Final answer
    x = 106,005.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.