Home / 112,377.40-168,564.93-64,962.33

Finding the Fourth Proportional to 112,377.40, 168,564.93 and 64,962.33

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Solution

The fourth proportional to 112,377.40, 168,564.93 and 64,962.33 is: 97,442.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,377.40 : 168,564.93 = 64,962.33 : x
  2. Step 2: Convert to fraction form
    112,377.40/168,564.93 = 64,962.33/x
  3. Step 3: Cross multiply
    112,377.40x = 168,564.93 × 64,962.33
  4. Step 4: Simplify right side
    112,377.40x = 10,950,370,609.09
  5. Step 5: Solve for x
    x = 10,950,370,609.09/112,377.40
  6. Step 6: Final answer
    x = 97,442.82

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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.