Home / 142,193.53-213,208.89-114,165.34

Finding the Fourth Proportional to 142,193.53, 213,208.89 and 114,165.34

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Solution

The fourth proportional to 142,193.53, 213,208.89 and 114,165.34 is: 171,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,193.53 : 213,208.89 = 114,165.34 : x
  2. Step 2: Convert to fraction form
    142,193.53/213,208.89 = 114,165.34/x
  3. Step 3: Cross multiply
    142,193.53x = 213,208.89 × 114,165.34
  4. Step 4: Simplify right side
    142,193.53x = 24,341,065,417.87
  5. Step 5: Solve for x
    x = 24,341,065,417.87/142,193.53
  6. Step 6: Final answer
    x = 171,182.65

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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.