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Finding the Fourth Proportional to 132,872.84, 183,364.50 and 73,256.84

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Solution

The fourth proportional to 132,872.84, 183,364.50 and 73,256.84 is: 101,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,872.84 : 183,364.50 = 73,256.84 : x
  2. Step 2: Convert to fraction form
    132,872.84/183,364.50 = 73,256.84/x
  3. Step 3: Cross multiply
    132,872.84x = 183,364.50 × 73,256.84
  4. Step 4: Simplify right side
    132,872.84x = 13,432,703,838.18
  5. Step 5: Solve for x
    x = 13,432,703,838.18/132,872.84
  6. Step 6: Final answer
    x = 101,094.43

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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.