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Finding the Fourth Proportional to 173,585.66, 239,536.88 and 97,091.50

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Solution

The fourth proportional to 173,585.66, 239,536.88 and 97,091.50 is: 133,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,585.66 : 239,536.88 = 97,091.50 : x
  2. Step 2: Convert to fraction form
    173,585.66/239,536.88 = 97,091.50/x
  3. Step 3: Cross multiply
    173,585.66x = 239,536.88 × 97,091.50
  4. Step 4: Simplify right side
    173,585.66x = 23,256,994,984.52
  5. Step 5: Solve for x
    x = 23,256,994,984.52/173,585.66
  6. Step 6: Final answer
    x = 133,979.93

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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.