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Finding the Fourth Proportional to 60,676.40, 91,014.60 and 34,432.40

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Solution

The fourth proportional to 60,676.40, 91,014.60 and 34,432.40 is: 51,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,676.40 : 91,014.60 = 34,432.40 : x
  2. Step 2: Convert to fraction form
    60,676.40/91,014.60 = 34,432.40/x
  3. Step 3: Cross multiply
    60,676.40x = 91,014.60 × 34,432.40
  4. Step 4: Simplify right side
    60,676.40x = 3,133,851,113.04
  5. Step 5: Solve for x
    x = 3,133,851,113.04/60,676.40
  6. Step 6: Final answer
    x = 51,648.60

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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.