Home / 169,830.45-254,756.52-57,495.15

Finding the Fourth Proportional to 169,830.45, 254,756.52 and 57,495.15

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Solution

The fourth proportional to 169,830.45, 254,756.52 and 57,495.15 is: 86,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,830.45 : 254,756.52 = 57,495.15 : x
  2. Step 2: Convert to fraction form
    169,830.45/254,756.52 = 57,495.15/x
  3. Step 3: Cross multiply
    169,830.45x = 254,756.52 × 57,495.15
  4. Step 4: Simplify right side
    169,830.45x = 14,647,264,330.88
  5. Step 5: Solve for x
    x = 14,647,264,330.88/169,830.45
  6. Step 6: Final answer
    x = 86,246.40

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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.