Home / 176,670.32-243,941.89-135,769.66

Finding the Fourth Proportional to 176,670.32, 243,941.89 and 135,769.66

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Solution

The fourth proportional to 176,670.32, 243,941.89 and 135,769.66 is: 187,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,670.32 : 243,941.89 = 135,769.66 : x
  2. Step 2: Convert to fraction form
    176,670.32/243,941.89 = 135,769.66/x
  3. Step 3: Cross multiply
    176,670.32x = 243,941.89 × 135,769.66
  4. Step 4: Simplify right side
    176,670.32x = 33,119,908,161.92
  5. Step 5: Solve for x
    x = 33,119,908,161.92/176,670.32
  6. Step 6: Final answer
    x = 187,467.30

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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.