Home / 180,433.32-248,990.33-99,853.31

Finding the Fourth Proportional to 180,433.32, 248,990.33 and 99,853.31

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Solution

The fourth proportional to 180,433.32, 248,990.33 and 99,853.31 is: 137,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,433.32 : 248,990.33 = 99,853.31 : x
  2. Step 2: Convert to fraction form
    180,433.32/248,990.33 = 99,853.31/x
  3. Step 3: Cross multiply
    180,433.32x = 248,990.33 × 99,853.31
  4. Step 4: Simplify right side
    180,433.32x = 24,862,507,799.19
  5. Step 5: Solve for x
    x = 24,862,507,799.19/180,433.32
  6. Step 6: Final answer
    x = 137,793.33

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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.