Home / 120,273.90-180,410.85-57,950.70

Finding the Fourth Proportional to 120,273.90, 180,410.85 and 57,950.70

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Solution

The fourth proportional to 120,273.90, 180,410.85 and 57,950.70 is: 86,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,273.90 : 180,410.85 = 57,950.70 : x
  2. Step 2: Convert to fraction form
    120,273.90/180,410.85 = 57,950.70/x
  3. Step 3: Cross multiply
    120,273.90x = 180,410.85 × 57,950.70
  4. Step 4: Simplify right side
    120,273.90x = 10,454,935,045.10
  5. Step 5: Solve for x
    x = 10,454,935,045.10/120,273.90
  6. Step 6: Final answer
    x = 86,926.05

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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.