Home / 125,362.08-187,923.24-46,455.12

Finding the Fourth Proportional to 125,362.08, 187,923.24 and 46,455.12

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Solution

The fourth proportional to 125,362.08, 187,923.24 and 46,455.12 is: 69,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,362.08 : 187,923.24 = 46,455.12 : x
  2. Step 2: Convert to fraction form
    125,362.08/187,923.24 = 46,455.12/x
  3. Step 3: Cross multiply
    125,362.08x = 187,923.24 × 46,455.12
  4. Step 4: Simplify right side
    125,362.08x = 8,729,996,664.99
  5. Step 5: Solve for x
    x = 8,729,996,664.99/125,362.08
  6. Step 6: Final answer
    x = 69,638.26

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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.