Home / 112,238.78-154,887.26-61,252.52

Finding the Fourth Proportional to 112,238.78, 154,887.26 and 61,252.52

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Solution

The fourth proportional to 112,238.78, 154,887.26 and 61,252.52 is: 84,527.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,238.78 : 154,887.26 = 61,252.52 : x
  2. Step 2: Convert to fraction form
    112,238.78/154,887.26 = 61,252.52/x
  3. Step 3: Cross multiply
    112,238.78x = 154,887.26 × 61,252.52
  4. Step 4: Simplify right side
    112,238.78x = 9,487,233,910.20
  5. Step 5: Solve for x
    x = 9,487,233,910.20/112,238.78
  6. Step 6: Final answer
    x = 84,527.24

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1.5x scale

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.