Home / 146,948.18-202,786.23-82,417.40

Finding the Fourth Proportional to 146,948.18, 202,786.23 and 82,417.40

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Solution

The fourth proportional to 146,948.18, 202,786.23 and 82,417.40 is: 113,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,948.18 : 202,786.23 = 82,417.40 : x
  2. Step 2: Convert to fraction form
    146,948.18/202,786.23 = 82,417.40/x
  3. Step 3: Cross multiply
    146,948.18x = 202,786.23 × 82,417.40
  4. Step 4: Simplify right side
    146,948.18x = 16,713,113,887.98
  5. Step 5: Solve for x
    x = 16,713,113,887.98/146,948.18
  6. Step 6: Final answer
    x = 113,734.75

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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.