Home / 112,330.12-168,456.30-62,485.96

Finding the Fourth Proportional to 112,330.12, 168,456.30 and 62,485.96

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Solution

The fourth proportional to 112,330.12, 168,456.30 and 62,485.96 is: 93,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,330.12 : 168,456.30 = 62,485.96 : x
  2. Step 2: Convert to fraction form
    112,330.12/168,456.30 = 62,485.96/x
  3. Step 3: Cross multiply
    112,330.12x = 168,456.30 × 62,485.96
  4. Step 4: Simplify right side
    112,330.12x = 10,526,153,623.55
  5. Step 5: Solve for x
    x = 10,526,153,623.55/112,330.12
  6. Step 6: Final answer
    x = 93,707.31

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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.