Home / 122,141.32-183,238.12-37,899.64

Finding the Fourth Proportional to 122,141.32, 183,238.12 and 37,899.64

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Solution

The fourth proportional to 122,141.32, 183,238.12 and 37,899.64 is: 56,857.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,141.32 : 183,238.12 = 37,899.64 : x
  2. Step 2: Convert to fraction form
    122,141.32/183,238.12 = 37,899.64/x
  3. Step 3: Cross multiply
    122,141.32x = 183,238.12 × 37,899.64
  4. Step 4: Simplify right side
    122,141.32x = 6,944,658,782.28
  5. Step 5: Solve for x
    x = 6,944,658,782.28/122,141.32
  6. Step 6: Final answer
    x = 56,857.57

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1.5x scale

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.