Home / 76,372.50-114,642.56-60,678.41

Finding the Fourth Proportional to 76,372.50, 114,642.56 and 60,678.41

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Solution

The fourth proportional to 76,372.50, 114,642.56 and 60,678.41 is: 91,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,372.50 : 114,642.56 = 60,678.41 : x
  2. Step 2: Convert to fraction form
    76,372.50/114,642.56 = 60,678.41/x
  3. Step 3: Cross multiply
    76,372.50x = 114,642.56 × 60,678.41
  4. Step 4: Simplify right side
    76,372.50x = 6,956,328,259.13
  5. Step 5: Solve for x
    x = 6,956,328,259.13/76,372.50
  6. Step 6: Final answer
    x = 91,084.20

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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.