Home / 215,442.68-323,014.12-95,434.48

Finding the Fourth Proportional to 215,442.68, 323,014.12 and 95,434.48

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Solution

The fourth proportional to 215,442.68, 323,014.12 and 95,434.48 is: 143,085.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,442.68 : 323,014.12 = 95,434.48 : x
  2. Step 2: Convert to fraction form
    215,442.68/323,014.12 = 95,434.48/x
  3. Step 3: Cross multiply
    215,442.68x = 323,014.12 × 95,434.48
  4. Step 4: Simplify right side
    215,442.68x = 30,826,684,574.86
  5. Step 5: Solve for x
    x = 30,826,684,574.86/215,442.68
  6. Step 6: Final answer
    x = 143,085.32

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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.