Home / 112,371.60-168,338.70-62,362.20

Finding the Fourth Proportional to 112,371.60, 168,338.70 and 62,362.20

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Solution

The fourth proportional to 112,371.60, 168,338.70 and 62,362.20 is: 93,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371.60 : 168,338.70 = 62,362.20 : x
  2. Step 2: Convert to fraction form
    112,371.60/168,338.70 = 62,362.20/x
  3. Step 3: Cross multiply
    112,371.60x = 168,338.70 × 62,362.20
  4. Step 4: Simplify right side
    112,371.60x = 10,497,971,677.14
  5. Step 5: Solve for x
    x = 10,497,971,677.14/112,371.60
  6. Step 6: Final answer
    x = 93,421.93

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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.