Home / 109,395.36-164,096.64-30,502.92

Finding the Fourth Proportional to 109,395.36, 164,096.64 and 30,502.92

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Solution

The fourth proportional to 109,395.36, 164,096.64 and 30,502.92 is: 45,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,395.36 : 164,096.64 = 30,502.92 : x
  2. Step 2: Convert to fraction form
    109,395.36/164,096.64 = 30,502.92/x
  3. Step 3: Cross multiply
    109,395.36x = 164,096.64 × 30,502.92
  4. Step 4: Simplify right side
    109,395.36x = 5,005,426,682.19
  5. Step 5: Solve for x
    x = 5,005,426,682.19/109,395.36
  6. Step 6: Final answer
    x = 45,755.38

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1.5x scale

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.