Home / 106,033.90-146,278-93,946.70

Finding the Fourth Proportional to 106,033.90, 146,278 and 93,946.70

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Solution

The fourth proportional to 106,033.90, 146,278 and 93,946.70 is: 129,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,033.90 : 146,278 = 93,946.70 : x
  2. Step 2: Convert to fraction form
    106,033.90/146,278 = 93,946.70/x
  3. Step 3: Cross multiply
    106,033.90x = 146,278 × 93,946.70
  4. Step 4: Simplify right side
    106,033.90x = 13,742,335,382.60
  5. Step 5: Solve for x
    x = 13,742,335,382.60/106,033.90
  6. Step 6: Final answer
    x = 129,603.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.