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Finding the Fourth Proportional to 173,674.13, 260,511.19 and 42,346.13

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Solution

The fourth proportional to 173,674.13, 260,511.19 and 42,346.13 is: 63,519.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,674.13 : 260,511.19 = 42,346.13 : x
  2. Step 2: Convert to fraction form
    173,674.13/260,511.19 = 42,346.13/x
  3. Step 3: Cross multiply
    173,674.13x = 260,511.19 × 42,346.13
  4. Step 4: Simplify right side
    173,674.13x = 11,031,639,309.77
  5. Step 5: Solve for x
    x = 11,031,639,309.77/173,674.13
  6. Step 6: Final answer
    x = 63,519.19

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Similar ratio
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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.