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Finding the Fourth Proportional to 173,383, 260,127.66 and 155,500.66

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Solution

The fourth proportional to 173,383, 260,127.66 and 155,500.66 is: 233,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,383 : 260,127.66 = 155,500.66 : x
  2. Step 2: Convert to fraction form
    173,383/260,127.66 = 155,500.66/x
  3. Step 3: Cross multiply
    173,383x = 260,127.66 × 155,500.66
  4. Step 4: Simplify right side
    173,383x = 40,450,022,814.26
  5. Step 5: Solve for x
    x = 40,450,022,814.26/173,383
  6. Step 6: Final answer
    x = 233,298.67

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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.