Home / 133,907.95-184,779.52-80,191.59

Finding the Fourth Proportional to 133,907.95, 184,779.52 and 80,191.59

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Solution

The fourth proportional to 133,907.95, 184,779.52 and 80,191.59 is: 110,656.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,907.95 : 184,779.52 = 80,191.59 : x
  2. Step 2: Convert to fraction form
    133,907.95/184,779.52 = 80,191.59/x
  3. Step 3: Cross multiply
    133,907.95x = 184,779.52 × 80,191.59
  4. Step 4: Simplify right side
    133,907.95x = 14,817,763,508.24
  5. Step 5: Solve for x
    x = 14,817,763,508.24/133,907.95
  6. Step 6: Final answer
    x = 110,656.34

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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.