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Finding the Fourth Proportional to 132,946, 183,465.48 and 73,330

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Solution

The fourth proportional to 132,946, 183,465.48 and 73,330 is: 101,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,946 : 183,465.48 = 73,330 : x
  2. Step 2: Convert to fraction form
    132,946/183,465.48 = 73,330/x
  3. Step 3: Cross multiply
    132,946x = 183,465.48 × 73,330
  4. Step 4: Simplify right side
    132,946x = 13,453,523,648.40
  5. Step 5: Solve for x
    x = 13,453,523,648.40/132,946
  6. Step 6: Final answer
    x = 101,195.40

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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.