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Finding the Fourth Proportional to 133,510.65, 184,244.75 and 73,081.64

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Solution

The fourth proportional to 133,510.65, 184,244.75 and 73,081.64 is: 100,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,510.65 : 184,244.75 = 73,081.64 : x
  2. Step 2: Convert to fraction form
    133,510.65/184,244.75 = 73,081.64/x
  3. Step 3: Cross multiply
    133,510.65x = 184,244.75 × 73,081.64
  4. Step 4: Simplify right side
    133,510.65x = 13,464,908,074.53
  5. Step 5: Solve for x
    x = 13,464,908,074.53/133,510.65
  6. Step 6: Final answer
    x = 100,852.69

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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.