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Finding the Fourth Proportional to 132,823, 183,307.26 and 73,218.52

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Solution

The fourth proportional to 132,823, 183,307.26 and 73,218.52 is: 101,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,823 : 183,307.26 = 73,218.52 : x
  2. Step 2: Convert to fraction form
    132,823/183,307.26 = 73,218.52/x
  3. Step 3: Cross multiply
    132,823x = 183,307.26 × 73,218.52
  4. Step 4: Simplify right side
    132,823x = 13,421,486,282.46
  5. Step 5: Solve for x
    x = 13,421,486,282.46/132,823
  6. Step 6: Final answer
    x = 101,047.91

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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.