Home / 144,029.10-216,043.65-124,329.90

Finding the Fourth Proportional to 144,029.10, 216,043.65 and 124,329.90

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Solution

The fourth proportional to 144,029.10, 216,043.65 and 124,329.90 is: 186,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,029.10 : 216,043.65 = 124,329.90 : x
  2. Step 2: Convert to fraction form
    144,029.10/216,043.65 = 124,329.90/x
  3. Step 3: Cross multiply
    144,029.10x = 216,043.65 × 124,329.90
  4. Step 4: Simplify right side
    144,029.10x = 26,860,685,400.14
  5. Step 5: Solve for x
    x = 26,860,685,400.14/144,029.10
  6. Step 6: Final answer
    x = 186,494.85

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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.