Home / 242,365.10-334,477.06-134,932.77

Finding the Fourth Proportional to 242,365.10, 334,477.06 and 134,932.77

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Solution

The fourth proportional to 242,365.10, 334,477.06 and 134,932.77 is: 186,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,365.10 : 334,477.06 = 134,932.77 : x
  2. Step 2: Convert to fraction form
    242,365.10/334,477.06 = 134,932.77/x
  3. Step 3: Cross multiply
    242,365.10x = 334,477.06 × 134,932.77
  4. Step 4: Simplify right side
    242,365.10x = 45,131,915,869.92
  5. Step 5: Solve for x
    x = 45,131,915,869.92/242,365.10
  6. Step 6: Final answer
    x = 186,214.59

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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.