Home / 99,095.86-148,625.18-45,785.62

Finding the Fourth Proportional to 99,095.86, 148,625.18 and 45,785.62

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Solution

The fourth proportional to 99,095.86, 148,625.18 and 45,785.62 is: 68,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,095.86 : 148,625.18 = 45,785.62 : x
  2. Step 2: Convert to fraction form
    99,095.86/148,625.18 = 45,785.62/x
  3. Step 3: Cross multiply
    99,095.86x = 148,625.18 × 45,785.62
  4. Step 4: Simplify right side
    99,095.86x = 6,804,895,041.86
  5. Step 5: Solve for x
    x = 6,804,895,041.86/99,095.86
  6. Step 6: Final answer
    x = 68,669.83

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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.