Home / 133,477.98-184,220.33-76,117.42

Finding the Fourth Proportional to 133,477.98, 184,220.33 and 76,117.42

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Solution

The fourth proportional to 133,477.98, 184,220.33 and 76,117.42 is: 105,053.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,477.98 : 184,220.33 = 76,117.42 : x
  2. Step 2: Convert to fraction form
    133,477.98/184,220.33 = 76,117.42/x
  3. Step 3: Cross multiply
    133,477.98x = 184,220.33 × 76,117.42
  4. Step 4: Simplify right side
    133,477.98x = 14,022,376,080.84
  5. Step 5: Solve for x
    x = 14,022,376,080.84/133,477.98
  6. Step 6: Final answer
    x = 105,053.86

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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.