Home / 191,464.07-287,373.41-96,760.90

Finding the Fourth Proportional to 191,464.07, 287,373.41 and 96,760.90

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Solution

The fourth proportional to 191,464.07, 287,373.41 and 96,760.90 is: 145,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,464.07 : 287,373.41 = 96,760.90 : x
  2. Step 2: Convert to fraction form
    191,464.07/287,373.41 = 96,760.90/x
  3. Step 3: Cross multiply
    191,464.07x = 287,373.41 × 96,760.90
  4. Step 4: Simplify right side
    191,464.07x = 27,806,509,311.14
  5. Step 5: Solve for x
    x = 27,806,509,311.14/191,464.07
  6. Step 6: Final answer
    x = 145,230.95

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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.