Home / 169,521.89-254,276.28-51,190.07

Finding the Fourth Proportional to 169,521.89, 254,276.28 and 51,190.07

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Solution

The fourth proportional to 169,521.89, 254,276.28 and 51,190.07 is: 76,783.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,521.89 : 254,276.28 = 51,190.07 : x
  2. Step 2: Convert to fraction form
    169,521.89/254,276.28 = 51,190.07/x
  3. Step 3: Cross multiply
    169,521.89x = 254,276.28 × 51,190.07
  4. Step 4: Simplify right side
    169,521.89x = 13,016,419,301.16
  5. Step 5: Solve for x
    x = 13,016,419,301.16/169,521.89
  6. Step 6: Final answer
    x = 76,783.12

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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.