Home / 91,243.34-125,916.10-50,958.58

Finding the Fourth Proportional to 91,243.34, 125,916.10 and 50,958.58

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Solution

The fourth proportional to 91,243.34, 125,916.10 and 50,958.58 is: 70,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,243.34 : 125,916.10 = 50,958.58 : x
  2. Step 2: Convert to fraction form
    91,243.34/125,916.10 = 50,958.58/x
  3. Step 3: Cross multiply
    91,243.34x = 125,916.10 × 50,958.58
  4. Step 4: Simplify right side
    91,243.34x = 6,416,505,655.14
  5. Step 5: Solve for x
    x = 6,416,505,655.14/91,243.34
  6. Step 6: Final answer
    x = 70,323.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.