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Finding the Fourth Proportional to 167,800.64, 251,641.02 and 55,460.12

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Solution

The fourth proportional to 167,800.64, 251,641.02 and 55,460.12 is: 83,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,800.64 : 251,641.02 = 55,460.12 : x
  2. Step 2: Convert to fraction form
    167,800.64/251,641.02 = 55,460.12/x
  3. Step 3: Cross multiply
    167,800.64x = 251,641.02 × 55,460.12
  4. Step 4: Simplify right side
    167,800.64x = 13,956,041,166.12
  5. Step 5: Solve for x
    x = 13,956,041,166.12/167,800.64
  6. Step 6: Final answer
    x = 83,170.37

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1.5x scale

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.