Home / 176,531.94-243,558.09-109,502.82

Finding the Fourth Proportional to 176,531.94, 243,558.09 and 109,502.82

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Solution

The fourth proportional to 176,531.94, 243,558.09 and 109,502.82 is: 151,079.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,531.94 : 243,558.09 = 109,502.82 : x
  2. Step 2: Convert to fraction form
    176,531.94/243,558.09 = 109,502.82/x
  3. Step 3: Cross multiply
    176,531.94x = 243,558.09 × 109,502.82
  4. Step 4: Simplify right side
    176,531.94x = 26,670,297,688.81
  5. Step 5: Solve for x
    x = 26,670,297,688.81/176,531.94
  6. Step 6: Final answer
    x = 151,079.16

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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.