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Finding the Fourth Proportional to 173,790.91, 239,775.73 and 97,298.79

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Solution

The fourth proportional to 173,790.91, 239,775.73 and 97,298.79 is: 134,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,790.91 : 239,775.73 = 97,298.79 : x
  2. Step 2: Convert to fraction form
    173,790.91/239,775.73 = 97,298.79/x
  3. Step 3: Cross multiply
    173,790.91x = 239,775.73 × 97,298.79
  4. Step 4: Simplify right side
    173,790.91x = 23,329,888,400.37
  5. Step 5: Solve for x
    x = 23,329,888,400.37/173,790.91
  6. Step 6: Final answer
    x = 134,241.13

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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.