Home / 180,382.18-248,927.70-99,813.10

Finding the Fourth Proportional to 180,382.18, 248,927.70 and 99,813.10

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Solution

The fourth proportional to 180,382.18, 248,927.70 and 99,813.10 is: 137,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,382.18 : 248,927.70 = 99,813.10 : x
  2. Step 2: Convert to fraction form
    180,382.18/248,927.70 = 99,813.10/x
  3. Step 3: Cross multiply
    180,382.18x = 248,927.70 × 99,813.10
  4. Step 4: Simplify right side
    180,382.18x = 24,846,245,412.87
  5. Step 5: Solve for x
    x = 24,846,245,412.87/180,382.18
  6. Step 6: Final answer
    x = 137,742.24

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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.