Home / 119,285.50-164,596.20-68,290.18

Finding the Fourth Proportional to 119,285.50, 164,596.20 and 68,290.18

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Solution

The fourth proportional to 119,285.50, 164,596.20 and 68,290.18 is: 94,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,285.50 : 164,596.20 = 68,290.18 : x
  2. Step 2: Convert to fraction form
    119,285.50/164,596.20 = 68,290.18/x
  3. Step 3: Cross multiply
    119,285.50x = 164,596.20 × 68,290.18
  4. Step 4: Simplify right side
    119,285.50x = 11,240,304,125.32
  5. Step 5: Solve for x
    x = 11,240,304,125.32/119,285.50
  6. Step 6: Final answer
    x = 94,230.26

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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.