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Finding the Fourth Proportional to 60,672.54, 91,030.41 and 31,104.30

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Solution

The fourth proportional to 60,672.54, 91,030.41 and 31,104.30 is: 46,667.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,672.54 : 91,030.41 = 31,104.30 : x
  2. Step 2: Convert to fraction form
    60,672.54/91,030.41 = 31,104.30/x
  3. Step 3: Cross multiply
    60,672.54x = 91,030.41 × 31,104.30
  4. Step 4: Simplify right side
    60,672.54x = 2,831,437,181.76
  5. Step 5: Solve for x
    x = 2,831,437,181.76/60,672.54
  6. Step 6: Final answer
    x = 46,667.52

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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.