Home / 159,341.28-239,017.64-54,146.58

Finding the Fourth Proportional to 159,341.28, 239,017.64 and 54,146.58

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Solution

The fourth proportional to 159,341.28, 239,017.64 and 54,146.58 is: 81,221.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,341.28 : 239,017.64 = 54,146.58 : x
  2. Step 2: Convert to fraction form
    159,341.28/239,017.64 = 54,146.58/x
  3. Step 3: Cross multiply
    159,341.28x = 239,017.64 × 54,146.58
  4. Step 4: Simplify right side
    159,341.28x = 12,941,987,494.94
  5. Step 5: Solve for x
    x = 12,941,987,494.94/159,341.28
  6. Step 6: Final answer
    x = 81,221.81

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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.