Home / 176,051.21-242,947.55-100,598.09

Finding the Fourth Proportional to 176,051.21, 242,947.55 and 100,598.09

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Solution

The fourth proportional to 176,051.21, 242,947.55 and 100,598.09 is: 138,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,051.21 : 242,947.55 = 100,598.09 : x
  2. Step 2: Convert to fraction form
    176,051.21/242,947.55 = 100,598.09/x
  3. Step 3: Cross multiply
    176,051.21x = 242,947.55 × 100,598.09
  4. Step 4: Simplify right side
    176,051.21x = 24,440,058,536.94
  5. Step 5: Solve for x
    x = 24,440,058,536.94/176,051.21
  6. Step 6: Final answer
    x = 138,823.58

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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.