Home / 169,416.88-254,148.68-57,129.16

Finding the Fourth Proportional to 169,416.88, 254,148.68 and 57,129.16

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Solution

The fourth proportional to 169,416.88, 254,148.68 and 57,129.16 is: 85,701.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,416.88 : 254,148.68 = 57,129.16 : x
  2. Step 2: Convert to fraction form
    169,416.88/254,148.68 = 57,129.16/x
  3. Step 3: Cross multiply
    169,416.88x = 254,148.68 × 57,129.16
  4. Step 4: Simplify right side
    169,416.88x = 14,519,300,603.51
  5. Step 5: Solve for x
    x = 14,519,300,603.51/169,416.88
  6. Step 6: Final answer
    x = 85,701.62

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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.