Home / 133,394.14-184,089.81-76,823.74

Finding the Fourth Proportional to 133,394.14, 184,089.81 and 76,823.74

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Solution

The fourth proportional to 133,394.14, 184,089.81 and 76,823.74 is: 106,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,394.14 : 184,089.81 = 76,823.74 : x
  2. Step 2: Convert to fraction form
    133,394.14/184,089.81 = 76,823.74/x
  3. Step 3: Cross multiply
    133,394.14x = 184,089.81 × 76,823.74
  4. Step 4: Simplify right side
    133,394.14x = 14,142,467,700.09
  5. Step 5: Solve for x
    x = 14,142,467,700.09/133,394.14
  6. Step 6: Final answer
    x = 106,020.16

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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.