Home / 132,780.98-184,510.45-131,415.59

Finding the Fourth Proportional to 132,780.98, 184,510.45 and 131,415.59

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Solution

The fourth proportional to 132,780.98, 184,510.45 and 131,415.59 is: 182,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,780.98 : 184,510.45 = 131,415.59 : x
  2. Step 2: Convert to fraction form
    132,780.98/184,510.45 = 131,415.59/x
  3. Step 3: Cross multiply
    132,780.98x = 184,510.45 × 131,415.59
  4. Step 4: Simplify right side
    132,780.98x = 24,247,549,647.92
  5. Step 5: Solve for x
    x = 24,247,549,647.92/132,780.98
  6. Step 6: Final answer
    x = 182,613.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.