Home / 163,380.12-245,119.40-58,185.40

Finding the Fourth Proportional to 163,380.12, 245,119.40 and 58,185.40

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Solution

The fourth proportional to 163,380.12, 245,119.40 and 58,185.40 is: 87,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,380.12 : 245,119.40 = 58,185.40 : x
  2. Step 2: Convert to fraction form
    163,380.12/245,119.40 = 58,185.40/x
  3. Step 3: Cross multiply
    163,380.12x = 245,119.40 × 58,185.40
  4. Step 4: Simplify right side
    163,380.12x = 14,262,370,336.76
  5. Step 5: Solve for x
    x = 14,262,370,336.76/163,380.12
  6. Step 6: Final answer
    x = 87,295.63

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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.