Home / 42,910.88-59,154.98-30,125.14

Finding the Fourth Proportional to 42,910.88, 59,154.98 and 30,125.14

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Solution

The fourth proportional to 42,910.88, 59,154.98 and 30,125.14 is: 41,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,910.88 : 59,154.98 = 30,125.14 : x
  2. Step 2: Convert to fraction form
    42,910.88/59,154.98 = 30,125.14/x
  3. Step 3: Cross multiply
    42,910.88x = 59,154.98 × 30,125.14
  4. Step 4: Simplify right side
    42,910.88x = 1,782,052,054.20
  5. Step 5: Solve for x
    x = 1,782,052,054.20/42,910.88
  6. Step 6: Final answer
    x = 41,529.14

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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.