Home / 169,915.13-254,856.23-51,587.49

Finding the Fourth Proportional to 169,915.13, 254,856.23 and 51,587.49

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Solution

The fourth proportional to 169,915.13, 254,856.23 and 51,587.49 is: 77,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,915.13 : 254,856.23 = 51,587.49 : x
  2. Step 2: Convert to fraction form
    169,915.13/254,856.23 = 51,587.49/x
  3. Step 3: Cross multiply
    169,915.13x = 254,856.23 × 51,587.49
  4. Step 4: Simplify right side
    169,915.13x = 13,147,392,958.63
  5. Step 5: Solve for x
    x = 13,147,392,958.63/169,915.13
  6. Step 6: Final answer
    x = 77,376.24

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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.