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Finding the Fourth Proportional to 173,892.29, 239,980.34 and 97,406.91

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Solution

The fourth proportional to 173,892.29, 239,980.34 and 97,406.91 is: 134,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,892.29 : 239,980.34 = 97,406.91 : x
  2. Step 2: Convert to fraction form
    173,892.29/239,980.34 = 97,406.91/x
  3. Step 3: Cross multiply
    173,892.29x = 239,980.34 × 97,406.91
  4. Step 4: Simplify right side
    173,892.29x = 23,375,743,623.67
  5. Step 5: Solve for x
    x = 23,375,743,623.67/173,892.29
  6. Step 6: Final answer
    x = 134,426.57

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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.