Home / 175,015.31-262,457.28-138,011.27

Finding the Fourth Proportional to 175,015.31, 262,457.28 and 138,011.27

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Solution

The fourth proportional to 175,015.31, 262,457.28 and 138,011.27 is: 206,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,015.31 : 262,457.28 = 138,011.27 : x
  2. Step 2: Convert to fraction form
    175,015.31/262,457.28 = 138,011.27/x
  3. Step 3: Cross multiply
    175,015.31x = 262,457.28 × 138,011.27
  4. Step 4: Simplify right side
    175,015.31x = 36,222,061,221.26
  5. Step 5: Solve for x
    x = 36,222,061,221.26/175,015.31
  6. Step 6: Final answer
    x = 206,965.11

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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.