Home / 189,219.10-283,875.36-56,099.36

Finding the Fourth Proportional to 189,219.10, 283,875.36 and 56,099.36

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Solution

The fourth proportional to 189,219.10, 283,875.36 and 56,099.36 is: 84,162.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,219.10 : 283,875.36 = 56,099.36 : x
  2. Step 2: Convert to fraction form
    189,219.10/283,875.36 = 56,099.36/x
  3. Step 3: Cross multiply
    189,219.10x = 283,875.36 × 56,099.36
  4. Step 4: Simplify right side
    189,219.10x = 15,925,226,015.77
  5. Step 5: Solve for x
    x = 15,925,226,015.77/189,219.10
  6. Step 6: Final answer
    x = 84,162.89

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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.