Home / 177,740.49-245,284.79-106,126.77

Finding the Fourth Proportional to 177,740.49, 245,284.79 and 106,126.77

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Solution

The fourth proportional to 177,740.49, 245,284.79 and 106,126.77 is: 146,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,740.49 : 245,284.79 = 106,126.77 : x
  2. Step 2: Convert to fraction form
    177,740.49/245,284.79 = 106,126.77/x
  3. Step 3: Cross multiply
    177,740.49x = 245,284.79 × 106,126.77
  4. Step 4: Simplify right side
    177,740.49x = 26,031,282,492.83
  5. Step 5: Solve for x
    x = 26,031,282,492.83/177,740.49
  6. Step 6: Final answer
    x = 146,456.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.