Home / 132,946.84-199,494.78-70,615.72

Finding the Fourth Proportional to 132,946.84, 199,494.78 and 70,615.72

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Solution

The fourth proportional to 132,946.84, 199,494.78 and 70,615.72 is: 105,963.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,946.84 : 199,494.78 = 70,615.72 : x
  2. Step 2: Convert to fraction form
    132,946.84/199,494.78 = 70,615.72/x
  3. Step 3: Cross multiply
    132,946.84x = 199,494.78 × 70,615.72
  4. Step 4: Simplify right side
    132,946.84x = 14,087,467,525.94
  5. Step 5: Solve for x
    x = 14,087,467,525.94/132,946.84
  6. Step 6: Final answer
    x = 105,963.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.