Home / 146,218.60-218,939.10-93,341.80

Finding the Fourth Proportional to 146,218.60, 218,939.10 and 93,341.80

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Solution

The fourth proportional to 146,218.60, 218,939.10 and 93,341.80 is: 139,764.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,218.60 : 218,939.10 = 93,341.80 : x
  2. Step 2: Convert to fraction form
    146,218.60/218,939.10 = 93,341.80/x
  3. Step 3: Cross multiply
    146,218.60x = 218,939.10 × 93,341.80
  4. Step 4: Simplify right side
    146,218.60x = 20,436,169,684.38
  5. Step 5: Solve for x
    x = 20,436,169,684.38/146,218.60
  6. Step 6: Final answer
    x = 139,764.50

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1.5x scale

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.