Home / 76,094.70-113,592.14-66,763.50

Finding the Fourth Proportional to 76,094.70, 113,592.14 and 66,763.50

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Solution

The fourth proportional to 76,094.70, 113,592.14 and 66,763.50 is: 99,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,094.70 : 113,592.14 = 66,763.50 : x
  2. Step 2: Convert to fraction form
    76,094.70/113,592.14 = 66,763.50/x
  3. Step 3: Cross multiply
    76,094.70x = 113,592.14 × 66,763.50
  4. Step 4: Simplify right side
    76,094.70x = 7,583,808,505.07
  5. Step 5: Solve for x
    x = 7,583,808,505.07/76,094.70
  6. Step 6: Final answer
    x = 99,662.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.