Home / 134,068.48-185,014.44-73,640.80

Finding the Fourth Proportional to 134,068.48, 185,014.44 and 73,640.80

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Solution

The fourth proportional to 134,068.48, 185,014.44 and 73,640.80 is: 101,624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,068.48 : 185,014.44 = 73,640.80 : x
  2. Step 2: Convert to fraction form
    134,068.48/185,014.44 = 73,640.80/x
  3. Step 3: Cross multiply
    134,068.48x = 185,014.44 × 73,640.80
  4. Step 4: Simplify right side
    134,068.48x = 13,624,611,373.15
  5. Step 5: Solve for x
    x = 13,624,611,373.15/134,068.48
  6. Step 6: Final answer
    x = 101,624.27

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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.