Home / 133,860.16-184,725.28-76,498.82

Finding the Fourth Proportional to 133,860.16, 184,725.28 and 76,498.82

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Solution

The fourth proportional to 133,860.16, 184,725.28 and 76,498.82 is: 105,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,860.16 : 184,725.28 = 76,498.82 : x
  2. Step 2: Convert to fraction form
    133,860.16/184,725.28 = 76,498.82/x
  3. Step 3: Cross multiply
    133,860.16x = 184,725.28 × 76,498.82
  4. Step 4: Simplify right side
    133,860.16x = 14,131,265,944.17
  5. Step 5: Solve for x
    x = 14,131,265,944.17/133,860.16
  6. Step 6: Final answer
    x = 105,567.38

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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.