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Finding the Fourth Proportional to 176,965, 244,265.07 and 120,409.18

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Solution

The fourth proportional to 176,965, 244,265.07 and 120,409.18 is: 166,200.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,965 : 244,265.07 = 120,409.18 : x
  2. Step 2: Convert to fraction form
    176,965/244,265.07 = 120,409.18/x
  3. Step 3: Cross multiply
    176,965x = 244,265.07 × 120,409.18
  4. Step 4: Simplify right side
    176,965x = 29,411,756,781.34
  5. Step 5: Solve for x
    x = 29,411,756,781.34/176,965
  6. Step 6: Final answer
    x = 166,200.98

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1.5x scale

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.