Home / 120,267.12-180,244.50-49,106.46

Finding the Fourth Proportional to 120,267.12, 180,244.50 and 49,106.46

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Solution

The fourth proportional to 120,267.12, 180,244.50 and 49,106.46 is: 73,595.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,267.12 : 180,244.50 = 49,106.46 : x
  2. Step 2: Convert to fraction form
    120,267.12/180,244.50 = 49,106.46/x
  3. Step 3: Cross multiply
    120,267.12x = 180,244.50 × 49,106.46
  4. Step 4: Simplify right side
    120,267.12x = 8,851,169,329.47
  5. Step 5: Solve for x
    x = 8,851,169,329.47/120,267.12
  6. Step 6: Final answer
    x = 73,595.92

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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.