Home / 180,210.40-248,677.26-99,638.92

Finding the Fourth Proportional to 180,210.40, 248,677.26 and 99,638.92

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Solution

The fourth proportional to 180,210.40, 248,677.26 and 99,638.92 is: 137,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,210.40 : 248,677.26 = 99,638.92 : x
  2. Step 2: Convert to fraction form
    180,210.40/248,677.26 = 99,638.92/x
  3. Step 3: Cross multiply
    180,210.40x = 248,677.26 × 99,638.92
  4. Step 4: Simplify right side
    180,210.40x = 24,777,933,614.96
  5. Step 5: Solve for x
    x = 24,777,933,614.96/180,210.40
  6. Step 6: Final answer
    x = 137,494.47

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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.