Home / 106,945.47-160,417.98-43,795.02

Finding the Fourth Proportional to 106,945.47, 160,417.98 and 43,795.02

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Solution

The fourth proportional to 106,945.47, 160,417.98 and 43,795.02 is: 65,692.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,945.47 : 160,417.98 = 43,795.02 : x
  2. Step 2: Convert to fraction form
    106,945.47/160,417.98 = 43,795.02/x
  3. Step 3: Cross multiply
    106,945.47x = 160,417.98 × 43,795.02
  4. Step 4: Simplify right side
    106,945.47x = 7,025,508,642.46
  5. Step 5: Solve for x
    x = 7,025,508,642.46/106,945.47
  6. Step 6: Final answer
    x = 65,692.44

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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.