Home / 114,052.51-171,106.64-80,384.19

Finding the Fourth Proportional to 114,052.51, 171,106.64 and 80,384.19

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Solution

The fourth proportional to 114,052.51, 171,106.64 and 80,384.19 is: 120,595.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,052.51 : 171,106.64 = 80,384.19 : x
  2. Step 2: Convert to fraction form
    114,052.51/171,106.64 = 80,384.19/x
  3. Step 3: Cross multiply
    114,052.51x = 171,106.64 × 80,384.19
  4. Step 4: Simplify right side
    114,052.51x = 13,754,268,660.02
  5. Step 5: Solve for x
    x = 13,754,268,660.02/114,052.51
  6. Step 6: Final answer
    x = 120,595.93

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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.