Home / 164,129.04-226,188.76-118,729.92

Finding the Fourth Proportional to 164,129.04, 226,188.76 and 118,729.92

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Solution

The fourth proportional to 164,129.04, 226,188.76 and 118,729.92 is: 163,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,129.04 : 226,188.76 = 118,729.92 : x
  2. Step 2: Convert to fraction form
    164,129.04/226,188.76 = 118,729.92/x
  3. Step 3: Cross multiply
    164,129.04x = 226,188.76 × 118,729.92
  4. Step 4: Simplify right side
    164,129.04x = 26,855,373,379.70
  5. Step 5: Solve for x
    x = 26,855,373,379.70/164,129.04
  6. Step 6: Final answer
    x = 163,623.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.