Home / 117,459.72-176,136.66-70,096.68

Finding the Fourth Proportional to 117,459.72, 176,136.66 and 70,096.68

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Solution

The fourth proportional to 117,459.72, 176,136.66 and 70,096.68 is: 105,113.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,459.72 : 176,136.66 = 70,096.68 : x
  2. Step 2: Convert to fraction form
    117,459.72/176,136.66 = 70,096.68/x
  3. Step 3: Cross multiply
    117,459.72x = 176,136.66 × 70,096.68
  4. Step 4: Simplify right side
    117,459.72x = 12,346,595,092.29
  5. Step 5: Solve for x
    x = 12,346,595,092.29/117,459.72
  6. Step 6: Final answer
    x = 105,113.44

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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.