Home / 52,219.92-72,063.90-30,703.89

Finding the Fourth Proportional to 52,219.92, 72,063.90 and 30,703.89

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Solution

The fourth proportional to 52,219.92, 72,063.90 and 30,703.89 is: 42,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,219.92 : 72,063.90 = 30,703.89 : x
  2. Step 2: Convert to fraction form
    52,219.92/72,063.90 = 30,703.89/x
  3. Step 3: Cross multiply
    52,219.92x = 72,063.90 × 30,703.89
  4. Step 4: Simplify right side
    52,219.92x = 2,212,642,058.57
  5. Step 5: Solve for x
    x = 2,212,642,058.57/52,219.92
  6. Step 6: Final answer
    x = 42,371.61

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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.