Home / 171,384.84-256,742.46-118,067.40

Finding the Fourth Proportional to 171,384.84, 256,742.46 and 118,067.40

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Solution

The fourth proportional to 171,384.84, 256,742.46 and 118,067.40 is: 176,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,384.84 : 256,742.46 = 118,067.40 : x
  2. Step 2: Convert to fraction form
    171,384.84/256,742.46 = 118,067.40/x
  3. Step 3: Cross multiply
    171,384.84x = 256,742.46 × 118,067.40
  4. Step 4: Simplify right side
    171,384.84x = 30,312,914,721.80
  5. Step 5: Solve for x
    x = 30,312,914,721.80/171,384.84
  6. Step 6: Final answer
    x = 176,870.46

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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.