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Finding the Fourth Proportional to 173,468.52, 239,386.95 and 96,990.35

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Solution

The fourth proportional to 173,468.52, 239,386.95 and 96,990.35 is: 133,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,468.52 : 239,386.95 = 96,990.35 : x
  2. Step 2: Convert to fraction form
    173,468.52/239,386.95 = 96,990.35/x
  3. Step 3: Cross multiply
    173,468.52x = 239,386.95 × 96,990.35
  4. Step 4: Simplify right side
    173,468.52x = 23,218,222,869.00
  5. Step 5: Solve for x
    x = 23,218,222,869.00/173,468.52
  6. Step 6: Final answer
    x = 133,846.90

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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.