Home / 133,338.10-200,237.55-71,130.10

Finding the Fourth Proportional to 133,338.10, 200,237.55 and 71,130.10

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Solution

The fourth proportional to 133,338.10, 200,237.55 and 71,130.10 is: 106,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,338.10 : 200,237.55 = 71,130.10 : x
  2. Step 2: Convert to fraction form
    133,338.10/200,237.55 = 71,130.10/x
  3. Step 3: Cross multiply
    133,338.10x = 200,237.55 × 71,130.10
  4. Step 4: Simplify right side
    133,338.10x = 14,242,916,955.26
  5. Step 5: Solve for x
    x = 14,242,916,955.26/133,338.10
  6. Step 6: Final answer
    x = 106,818.06

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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.