Home / 175,185-262,943.64-108,423.18

Finding the Fourth Proportional to 175,185, 262,943.64 and 108,423.18

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Solution

The fourth proportional to 175,185, 262,943.64 and 108,423.18 is: 162,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,185 : 262,943.64 = 108,423.18 : x
  2. Step 2: Convert to fraction form
    175,185/262,943.64 = 108,423.18/x
  3. Step 3: Cross multiply
    175,185x = 262,943.64 × 108,423.18
  4. Step 4: Simplify right side
    175,185x = 28,509,185,609.58
  5. Step 5: Solve for x
    x = 28,509,185,609.58/175,185
  6. Step 6: Final answer
    x = 162,737.60

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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.