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Finding the Fourth Proportional to 52,958.25, 73,088.87 and 30,602.25

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Solution

The fourth proportional to 52,958.25, 73,088.87 and 30,602.25 is: 42,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.25 : 73,088.87 = 30,602.25 : x
  2. Step 2: Convert to fraction form
    52,958.25/73,088.87 = 30,602.25/x
  3. Step 3: Cross multiply
    52,958.25x = 73,088.87 × 30,602.25
  4. Step 4: Simplify right side
    52,958.25x = 2,236,683,718.95
  5. Step 5: Solve for x
    x = 2,236,683,718.95/52,958.25
  6. Step 6: Final answer
    x = 42,234.85

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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.