Home / 72,312.46-99,791.20-44,018.15

Finding the Fourth Proportional to 72,312.46, 99,791.20 and 44,018.15

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Solution

The fourth proportional to 72,312.46, 99,791.20 and 44,018.15 is: 60,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,312.46 : 99,791.20 = 44,018.15 : x
  2. Step 2: Convert to fraction form
    72,312.46/99,791.20 = 44,018.15/x
  3. Step 3: Cross multiply
    72,312.46x = 99,791.20 × 44,018.15
  4. Step 4: Simplify right side
    72,312.46x = 4,392,623,291.23
  5. Step 5: Solve for x
    x = 4,392,623,291.23/72,312.46
  6. Step 6: Final answer
    x = 60,745.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.