Home / 109,592.21-164,256.08-53,348.06

Finding the Fourth Proportional to 109,592.21, 164,256.08 and 53,348.06

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Solution

The fourth proportional to 109,592.21, 164,256.08 and 53,348.06 is: 79,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,592.21 : 164,256.08 = 53,348.06 : x
  2. Step 2: Convert to fraction form
    109,592.21/164,256.08 = 53,348.06/x
  3. Step 3: Cross multiply
    109,592.21x = 164,256.08 × 53,348.06
  4. Step 4: Simplify right side
    109,592.21x = 8,762,742,123.18
  5. Step 5: Solve for x
    x = 8,762,742,123.18/109,592.21
  6. Step 6: Final answer
    x = 79,957.71

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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.