Home / 120,117.46-180,284.85-64,004.96

Finding the Fourth Proportional to 120,117.46, 180,284.85 and 64,004.96

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Solution

The fourth proportional to 120,117.46, 180,284.85 and 64,004.96 is: 96,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,117.46 : 180,284.85 = 64,004.96 : x
  2. Step 2: Convert to fraction form
    120,117.46/180,284.85 = 64,004.96/x
  3. Step 3: Cross multiply
    120,117.46x = 180,284.85 × 64,004.96
  4. Step 4: Simplify right side
    120,117.46x = 11,539,123,391.41
  5. Step 5: Solve for x
    x = 11,539,123,391.41/120,117.46
  6. Step 6: Final answer
    x = 96,065.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.