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Finding the Fourth Proportional to 133,915.68, 184,803.14 and 73,487.34

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Solution

The fourth proportional to 133,915.68, 184,803.14 and 73,487.34 is: 101,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,915.68 : 184,803.14 = 73,487.34 : x
  2. Step 2: Convert to fraction form
    133,915.68/184,803.14 = 73,487.34/x
  3. Step 3: Cross multiply
    133,915.68x = 184,803.14 × 73,487.34
  4. Step 4: Simplify right side
    133,915.68x = 13,580,690,814.81
  5. Step 5: Solve for x
    x = 13,580,690,814.81/133,915.68
  6. Step 6: Final answer
    x = 101,412.25

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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.