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Finding the Fourth Proportional to 173,486.46, 260,303.49 and 73,668.14

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Solution

The fourth proportional to 173,486.46, 260,303.49 and 73,668.14 is: 110,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,486.46 : 260,303.49 = 73,668.14 : x
  2. Step 2: Convert to fraction form
    173,486.46/260,303.49 = 73,668.14/x
  3. Step 3: Cross multiply
    173,486.46x = 260,303.49 × 73,668.14
  4. Step 4: Simplify right side
    173,486.46x = 19,176,073,943.81
  5. Step 5: Solve for x
    x = 19,176,073,943.81/173,486.46
  6. Step 6: Final answer
    x = 110,533.55

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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.