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Finding the Fourth Proportional to 173,465.31, 260,020.73 and 98,426.94

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Solution

The fourth proportional to 173,465.31, 260,020.73 and 98,426.94 is: 147,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,465.31 : 260,020.73 = 98,426.94 : x
  2. Step 2: Convert to fraction form
    173,465.31/260,020.73 = 98,426.94/x
  3. Step 3: Cross multiply
    173,465.31x = 260,020.73 × 98,426.94
  4. Step 4: Simplify right side
    173,465.31x = 25,593,044,790.47
  5. Step 5: Solve for x
    x = 25,593,044,790.47/173,465.31
  6. Step 6: Final answer
    x = 147,539.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.