Home / 180,156.96-248,451.28-108,412.48

Finding the Fourth Proportional to 180,156.96, 248,451.28 and 108,412.48

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Solution

The fourth proportional to 180,156.96, 248,451.28 and 108,412.48 is: 149,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,156.96 : 248,451.28 = 108,412.48 : x
  2. Step 2: Convert to fraction form
    180,156.96/248,451.28 = 108,412.48/x
  3. Step 3: Cross multiply
    180,156.96x = 248,451.28 × 108,412.48
  4. Step 4: Simplify right side
    180,156.96x = 26,935,219,423.97
  5. Step 5: Solve for x
    x = 26,935,219,423.97/180,156.96
  6. Step 6: Final answer
    x = 149,509.74

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1.5x scale

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.