Home / 126,085.64-189,156.13-37,346.09

Finding the Fourth Proportional to 126,085.64, 189,156.13 and 37,346.09

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Solution

The fourth proportional to 126,085.64, 189,156.13 and 37,346.09 is: 56,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,085.64 : 189,156.13 = 37,346.09 : x
  2. Step 2: Convert to fraction form
    126,085.64/189,156.13 = 37,346.09/x
  3. Step 3: Cross multiply
    126,085.64x = 189,156.13 × 37,346.09
  4. Step 4: Simplify right side
    126,085.64x = 7,064,240,815.89
  5. Step 5: Solve for x
    x = 7,064,240,815.89/126,085.64
  6. Step 6: Final answer
    x = 56,027.32

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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.