Home / 146,100.50-218,984.66-61,808.12

Finding the Fourth Proportional to 146,100.50, 218,984.66 and 61,808.12

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Solution

The fourth proportional to 146,100.50, 218,984.66 and 61,808.12 is: 92,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,100.50 : 218,984.66 = 61,808.12 : x
  2. Step 2: Convert to fraction form
    146,100.50/218,984.66 = 61,808.12/x
  3. Step 3: Cross multiply
    146,100.50x = 218,984.66 × 61,808.12
  4. Step 4: Simplify right side
    146,100.50x = 13,535,029,834.40
  5. Step 5: Solve for x
    x = 13,535,029,834.40/146,100.50
  6. Step 6: Final answer
    x = 92,641.91

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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.