Home / 112,212.66-168,317.64-64,898.94

Finding the Fourth Proportional to 112,212.66, 168,317.64 and 64,898.94

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Solution

The fourth proportional to 112,212.66, 168,317.64 and 64,898.94 is: 97,347.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,212.66 : 168,317.64 = 64,898.94 : x
  2. Step 2: Convert to fraction form
    112,212.66/168,317.64 = 64,898.94/x
  3. Step 3: Cross multiply
    112,212.66x = 168,317.64 × 64,898.94
  4. Step 4: Simplify right side
    112,212.66x = 10,923,636,419.30
  5. Step 5: Solve for x
    x = 10,923,636,419.30/112,212.66
  6. Step 6: Final answer
    x = 97,347.63

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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.