Home / 140,957.55-211,426.61-66,094.31

Finding the Fourth Proportional to 140,957.55, 211,426.61 and 66,094.31

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Solution

The fourth proportional to 140,957.55, 211,426.61 and 66,094.31 is: 99,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,957.55 : 211,426.61 = 66,094.31 : x
  2. Step 2: Convert to fraction form
    140,957.55/211,426.61 = 66,094.31/x
  3. Step 3: Cross multiply
    140,957.55x = 211,426.61 × 66,094.31
  4. Step 4: Simplify right side
    140,957.55x = 13,974,096,101.68
  5. Step 5: Solve for x
    x = 13,974,096,101.68/140,957.55
  6. Step 6: Final answer
    x = 99,136.91

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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.