Home / 180,086.46-248,534.28-99,529.71

Finding the Fourth Proportional to 180,086.46, 248,534.28 and 99,529.71

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Solution

The fourth proportional to 180,086.46, 248,534.28 and 99,529.71 is: 137,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,086.46 : 248,534.28 = 99,529.71 : x
  2. Step 2: Convert to fraction form
    180,086.46/248,534.28 = 99,529.71/x
  3. Step 3: Cross multiply
    180,086.46x = 248,534.28 × 99,529.71
  4. Step 4: Simplify right side
    180,086.46x = 24,736,544,813.46
  5. Step 5: Solve for x
    x = 24,736,544,813.46/180,086.46
  6. Step 6: Final answer
    x = 137,359.27

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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.