Home / 101,405,091.54-139,946,538.78-56,755,529.16

Finding the Fourth Proportional to 101,405,091.54, 139,946,538.78 and 56,755,529.16

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Solution

The fourth proportional to 101,405,091.54, 139,946,538.78 and 56,755,529.16 is: 78,326,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,405,091.54 : 139,946,538.78 = 56,755,529.16 : x
  2. Step 2: Convert to fraction form
    101,405,091.54/139,946,538.78 = 56,755,529.16/x
  3. Step 3: Cross multiply
    101,405,091.54x = 139,946,538.78 × 56,755,529.16
  4. Step 4: Simplify right side
    101,405,091.54x = 7,942,739,862,569,360
  5. Step 5: Solve for x
    x = 7,942,739,862,569,360/101,405,091.54
  6. Step 6: Final answer
    x = 78,326,834.90

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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.