Home / 179,315.52-247,457.28-98,744.64

Finding the Fourth Proportional to 179,315.52, 247,457.28 and 98,744.64

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Solution

The fourth proportional to 179,315.52, 247,457.28 and 98,744.64 is: 136,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,315.52 : 247,457.28 = 98,744.64 : x
  2. Step 2: Convert to fraction form
    179,315.52/247,457.28 = 98,744.64/x
  3. Step 3: Cross multiply
    179,315.52x = 247,457.28 × 98,744.64
  4. Step 4: Simplify right side
    179,315.52x = 24,435,080,028.98
  5. Step 5: Solve for x
    x = 24,435,080,028.98/179,315.52
  6. Step 6: Final answer
    x = 136,268.63

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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.