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Finding the Fourth Proportional to 57,984.18, 80,018.18 and 35,323.17

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Solution

The fourth proportional to 57,984.18, 80,018.18 and 35,323.17 is: 48,745.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,984.18 : 80,018.18 = 35,323.17 : x
  2. Step 2: Convert to fraction form
    57,984.18/80,018.18 = 35,323.17/x
  3. Step 3: Cross multiply
    57,984.18x = 80,018.18 × 35,323.17
  4. Step 4: Simplify right side
    57,984.18x = 2,826,495,775.23
  5. Step 5: Solve for x
    x = 2,826,495,775.23/57,984.18
  6. Step 6: Final answer
    x = 48,745.98

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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.