Home / 120,101.67-180,178.02-35,868.42

Finding the Fourth Proportional to 120,101.67, 180,178.02 and 35,868.42

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Solution

The fourth proportional to 120,101.67, 180,178.02 and 35,868.42 is: 53,810.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,101.67 : 180,178.02 = 35,868.42 : x
  2. Step 2: Convert to fraction form
    120,101.67/180,178.02 = 35,868.42/x
  3. Step 3: Cross multiply
    120,101.67x = 180,178.02 × 35,868.42
  4. Step 4: Simplify right side
    120,101.67x = 6,462,700,896.13
  5. Step 5: Solve for x
    x = 6,462,700,896.13/120,101.67
  6. Step 6: Final answer
    x = 53,810.25

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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.