Home / 144,720.51-217,111.95-44,878.70

Finding the Fourth Proportional to 144,720.51, 217,111.95 and 44,878.70

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Solution

The fourth proportional to 144,720.51, 217,111.95 and 44,878.70 is: 67,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,720.51 : 217,111.95 = 44,878.70 : x
  2. Step 2: Convert to fraction form
    144,720.51/217,111.95 = 44,878.70/x
  3. Step 3: Cross multiply
    144,720.51x = 217,111.95 × 44,878.70
  4. Step 4: Simplify right side
    144,720.51x = 9,743,700,984.91
  5. Step 5: Solve for x
    x = 9,743,700,984.91/144,720.51
  6. Step 6: Final answer
    x = 67,327.71

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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.