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Finding the Fourth Proportional to 134,235.71, 185,245.98 and 73,810.25

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Solution

The fourth proportional to 134,235.71, 185,245.98 and 73,810.25 is: 101,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,235.71 : 185,245.98 = 73,810.25 : x
  2. Step 2: Convert to fraction form
    134,235.71/185,245.98 = 73,810.25/x
  3. Step 3: Cross multiply
    134,235.71x = 185,245.98 × 73,810.25
  4. Step 4: Simplify right side
    134,235.71x = 13,673,052,366.43
  5. Step 5: Solve for x
    x = 13,673,052,366.43/134,235.71
  6. Step 6: Final answer
    x = 101,858.53

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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.