Home / 175,246.40-262,869.60-105,204.80

Finding the Fourth Proportional to 175,246.40, 262,869.60 and 105,204.80

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Solution

The fourth proportional to 175,246.40, 262,869.60 and 105,204.80 is: 157,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,246.40 : 262,869.60 = 105,204.80 : x
  2. Step 2: Convert to fraction form
    175,246.40/262,869.60 = 105,204.80/x
  3. Step 3: Cross multiply
    175,246.40x = 262,869.60 × 105,204.80
  4. Step 4: Simplify right side
    175,246.40x = 27,655,143,694.08
  5. Step 5: Solve for x
    x = 27,655,143,694.08/175,246.40
  6. Step 6: Final answer
    x = 157,807.20

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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.