Home / 56,459.32-77,900.34-35,230.84

Finding the Fourth Proportional to 56,459.32, 77,900.34 and 35,230.84

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Solution

The fourth proportional to 56,459.32, 77,900.34 and 35,230.84 is: 48,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,459.32 : 77,900.34 = 35,230.84 : x
  2. Step 2: Convert to fraction form
    56,459.32/77,900.34 = 35,230.84/x
  3. Step 3: Cross multiply
    56,459.32x = 77,900.34 × 35,230.84
  4. Step 4: Simplify right side
    56,459.32x = 2,744,494,414.49
  5. Step 5: Solve for x
    x = 2,744,494,414.49/56,459.32
  6. Step 6: Final answer
    x = 48,610.12

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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.