Home / 169,730.42-254,623.17-57,417.47

Finding the Fourth Proportional to 169,730.42, 254,623.17 and 57,417.47

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Solution

The fourth proportional to 169,730.42, 254,623.17 and 57,417.47 is: 86,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,730.42 : 254,623.17 = 57,417.47 : x
  2. Step 2: Convert to fraction form
    169,730.42/254,623.17 = 57,417.47/x
  3. Step 3: Cross multiply
    169,730.42x = 254,623.17 × 57,417.47
  4. Step 4: Simplify right side
    169,730.42x = 14,619,816,951.66
  5. Step 5: Solve for x
    x = 14,619,816,951.66/169,730.42
  6. Step 6: Final answer
    x = 86,135.51

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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.