Home / 189,465.40-283,823.70-96,038.20

Finding the Fourth Proportional to 189,465.40, 283,823.70 and 96,038.20

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Solution

The fourth proportional to 189,465.40, 283,823.70 and 96,038.20 is: 143,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,465.40 : 283,823.70 = 96,038.20 : x
  2. Step 2: Convert to fraction form
    189,465.40/283,823.70 = 96,038.20/x
  3. Step 3: Cross multiply
    189,465.40x = 283,823.70 × 96,038.20
  4. Step 4: Simplify right side
    189,465.40x = 27,257,917,265.34
  5. Step 5: Solve for x
    x = 27,257,917,265.34/189,465.40
  6. Step 6: Final answer
    x = 143,867.52

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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.