Home / 106,010.60-146,266.98-68,340.20

Finding the Fourth Proportional to 106,010.60, 146,266.98 and 68,340.20

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Solution

The fourth proportional to 106,010.60, 146,266.98 and 68,340.20 is: 94,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,010.60 : 146,266.98 = 68,340.20 : x
  2. Step 2: Convert to fraction form
    106,010.60/146,266.98 = 68,340.20/x
  3. Step 3: Cross multiply
    106,010.60x = 146,266.98 × 68,340.20
  4. Step 4: Simplify right side
    106,010.60x = 9,995,914,666.60
  5. Step 5: Solve for x
    x = 9,995,914,666.60/106,010.60
  6. Step 6: Final answer
    x = 94,291.65

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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.