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Finding the Fourth Proportional to 167,220.83, 230,749.47 and 99,226.08

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Solution

The fourth proportional to 167,220.83, 230,749.47 and 99,226.08 is: 136,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,220.83 : 230,749.47 = 99,226.08 : x
  2. Step 2: Convert to fraction form
    167,220.83/230,749.47 = 99,226.08/x
  3. Step 3: Cross multiply
    167,220.83x = 230,749.47 × 99,226.08
  4. Step 4: Simplify right side
    167,220.83x = 22,896,365,370.18
  5. Step 5: Solve for x
    x = 22,896,365,370.18/167,220.83
  6. Step 6: Final answer
    x = 136,922.93

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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.