Home / 189,359.16-283,990.02-56,207.88

Finding the Fourth Proportional to 189,359.16, 283,990.02 and 56,207.88

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Solution

The fourth proportional to 189,359.16, 283,990.02 and 56,207.88 is: 84,297.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,359.16 : 283,990.02 = 56,207.88 : x
  2. Step 2: Convert to fraction form
    189,359.16/283,990.02 = 56,207.88/x
  3. Step 3: Cross multiply
    189,359.16x = 283,990.02 × 56,207.88
  4. Step 4: Simplify right side
    189,359.16x = 15,962,476,965.36
  5. Step 5: Solve for x
    x = 15,962,476,965.36/189,359.16
  6. Step 6: Final answer
    x = 84,297.36

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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.