Home / 91,592.34-137,155.23-44,722.50

Finding the Fourth Proportional to 91,592.34, 137,155.23 and 44,722.50

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Solution

The fourth proportional to 91,592.34, 137,155.23 and 44,722.50 is: 66,969.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,592.34 : 137,155.23 = 44,722.50 : x
  2. Step 2: Convert to fraction form
    91,592.34/137,155.23 = 44,722.50/x
  3. Step 3: Cross multiply
    91,592.34x = 137,155.23 × 44,722.50
  4. Step 4: Simplify right side
    91,592.34x = 6,133,924,773.68
  5. Step 5: Solve for x
    x = 6,133,924,773.68/91,592.34
  6. Step 6: Final answer
    x = 66,969.84

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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.