Home / 169,870.20-254,563.47-125,145.24

Finding the Fourth Proportional to 169,870.20, 254,563.47 and 125,145.24

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Solution

The fourth proportional to 169,870.20, 254,563.47 and 125,145.24 is: 187,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,870.20 : 254,563.47 = 125,145.24 : x
  2. Step 2: Convert to fraction form
    169,870.20/254,563.47 = 125,145.24/x
  3. Step 3: Cross multiply
    169,870.20x = 254,563.47 × 125,145.24
  4. Step 4: Simplify right side
    169,870.20x = 31,857,406,548.38
  5. Step 5: Solve for x
    x = 31,857,406,548.38/169,870.20
  6. Step 6: Final answer
    x = 187,539.70

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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.