Home / 295,258.62-442,222.06-137,154.36

Finding the Fourth Proportional to 295,258.62, 442,222.06 and 137,154.36

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Solution

The fourth proportional to 295,258.62, 442,222.06 and 137,154.36 is: 205,422.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,258.62 : 442,222.06 = 137,154.36 : x
  2. Step 2: Convert to fraction form
    295,258.62/442,222.06 = 137,154.36/x
  3. Step 3: Cross multiply
    295,258.62x = 442,222.06 × 137,154.36
  4. Step 4: Simplify right side
    295,258.62x = 60,652,683,617.18
  5. Step 5: Solve for x
    x = 60,652,683,617.18/295,258.62
  6. Step 6: Final answer
    x = 205,422.23

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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.