Home / 162,208.08-223,840.80-90,586.80

Finding the Fourth Proportional to 162,208.08, 223,840.80 and 90,586.80

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Solution

The fourth proportional to 162,208.08, 223,840.80 and 90,586.80 is: 125,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,208.08 : 223,840.80 = 90,586.80 : x
  2. Step 2: Convert to fraction form
    162,208.08/223,840.80 = 90,586.80/x
  3. Step 3: Cross multiply
    162,208.08x = 223,840.80 × 90,586.80
  4. Step 4: Simplify right side
    162,208.08x = 20,277,021,781.44
  5. Step 5: Solve for x
    x = 20,277,021,781.44/162,208.08
  6. Step 6: Final answer
    x = 125,006.24

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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.