Home / 185,416.12-255,863.50-104,860.54

Finding the Fourth Proportional to 185,416.12, 255,863.50 and 104,860.54

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Solution

The fourth proportional to 185,416.12, 255,863.50 and 104,860.54 is: 144,701.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,416.12 : 255,863.50 = 104,860.54 : x
  2. Step 2: Convert to fraction form
    185,416.12/255,863.50 = 104,860.54/x
  3. Step 3: Cross multiply
    185,416.12x = 255,863.50 × 104,860.54
  4. Step 4: Simplify right side
    185,416.12x = 26,829,984,776.29
  5. Step 5: Solve for x
    x = 26,829,984,776.29/185,416.12
  6. Step 6: Final answer
    x = 144,701.47

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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.