Home / 144,386.91-216,566.09-44,520.15

Finding the Fourth Proportional to 144,386.91, 216,566.09 and 44,520.15

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Solution

The fourth proportional to 144,386.91, 216,566.09 and 44,520.15 is: 66,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,386.91 : 216,566.09 = 44,520.15 : x
  2. Step 2: Convert to fraction form
    144,386.91/216,566.09 = 44,520.15/x
  3. Step 3: Cross multiply
    144,386.91x = 216,566.09 × 44,520.15
  4. Step 4: Simplify right side
    144,386.91x = 9,641,554,589.11
  5. Step 5: Solve for x
    x = 9,641,554,589.11/144,386.91
  6. Step 6: Final answer
    x = 66,775.82

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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.