Home / 99,095.36-148,624.43-45,785.12

Finding the Fourth Proportional to 99,095.36, 148,624.43 and 45,785.12

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Solution

The fourth proportional to 99,095.36, 148,624.43 and 45,785.12 is: 68,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,095.36 : 148,624.43 = 45,785.12 : x
  2. Step 2: Convert to fraction form
    99,095.36/148,624.43 = 45,785.12/x
  3. Step 3: Cross multiply
    99,095.36x = 148,624.43 × 45,785.12
  4. Step 4: Simplify right side
    99,095.36x = 6,804,786,390.43
  5. Step 5: Solve for x
    x = 6,804,786,390.43/99,095.36
  6. Step 6: Final answer
    x = 68,669.08

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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.