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Finding the Fourth Proportional to 60,671.76, 91,025.58 and 31,110.32

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Solution

The fourth proportional to 60,671.76, 91,025.58 and 31,110.32 is: 46,674.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,671.76 : 91,025.58 = 31,110.32 : x
  2. Step 2: Convert to fraction form
    60,671.76/91,025.58 = 31,110.32/x
  3. Step 3: Cross multiply
    60,671.76x = 91,025.58 × 31,110.32
  4. Step 4: Simplify right side
    60,671.76x = 2,831,834,921.99
  5. Step 5: Solve for x
    x = 2,831,834,921.99/60,671.76
  6. Step 6: Final answer
    x = 46,674.68

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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.