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Finding the Fourth Proportional to 173,445.88, 239,359.98 and 97,992.76

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Solution

The fourth proportional to 173,445.88, 239,359.98 and 97,992.76 is: 135,232.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,445.88 : 239,359.98 = 97,992.76 : x
  2. Step 2: Convert to fraction form
    173,445.88/239,359.98 = 97,992.76/x
  3. Step 3: Cross multiply
    173,445.88x = 239,359.98 × 97,992.76
  4. Step 4: Simplify right side
    173,445.88x = 23,455,545,073.74
  5. Step 5: Solve for x
    x = 23,455,545,073.74/173,445.88
  6. Step 6: Final answer
    x = 135,232.64

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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.