Home / 145,935.45-218,909.72-44,726.09

Finding the Fourth Proportional to 145,935.45, 218,909.72 and 44,726.09

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Solution

The fourth proportional to 145,935.45, 218,909.72 and 44,726.09 is: 67,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,935.45 : 218,909.72 = 44,726.09 : x
  2. Step 2: Convert to fraction form
    145,935.45/218,909.72 = 44,726.09/x
  3. Step 3: Cross multiply
    145,935.45x = 218,909.72 × 44,726.09
  4. Step 4: Simplify right side
    145,935.45x = 9,790,974,855.86
  5. Step 5: Solve for x
    x = 9,790,974,855.86/145,935.45
  6. Step 6: Final answer
    x = 67,091.13

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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.