Home / 157,400.64-236,135.52-46,601.28

Finding the Fourth Proportional to 157,400.64, 236,135.52 and 46,601.28

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Solution

The fourth proportional to 157,400.64, 236,135.52 and 46,601.28 is: 69,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,400.64 : 236,135.52 = 46,601.28 : x
  2. Step 2: Convert to fraction form
    157,400.64/236,135.52 = 46,601.28/x
  3. Step 3: Cross multiply
    157,400.64x = 236,135.52 × 46,601.28
  4. Step 4: Simplify right side
    157,400.64x = 11,004,217,485.47
  5. Step 5: Solve for x
    x = 11,004,217,485.47/157,400.64
  6. Step 6: Final answer
    x = 69,912.15

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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.