Home / 107,913.50-161,885.02-36,817.05

Finding the Fourth Proportional to 107,913.50, 161,885.02 and 36,817.05

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Solution

The fourth proportional to 107,913.50, 161,885.02 and 36,817.05 is: 55,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,913.50 : 161,885.02 = 36,817.05 : x
  2. Step 2: Convert to fraction form
    107,913.50/161,885.02 = 36,817.05/x
  3. Step 3: Cross multiply
    107,913.50x = 161,885.02 × 36,817.05
  4. Step 4: Simplify right side
    107,913.50x = 5,960,128,875.59
  5. Step 5: Solve for x
    x = 5,960,128,875.59/107,913.50
  6. Step 6: Final answer
    x = 55,230.61

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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.