Home / 144,539.19-216,729.14-44,671.86

Finding the Fourth Proportional to 144,539.19, 216,729.14 and 44,671.86

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Solution

The fourth proportional to 144,539.19, 216,729.14 and 44,671.86 is: 66,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,539.19 : 216,729.14 = 44,671.86 : x
  2. Step 2: Convert to fraction form
    144,539.19/216,729.14 = 44,671.86/x
  3. Step 3: Cross multiply
    144,539.19x = 216,729.14 × 44,671.86
  4. Step 4: Simplify right side
    144,539.19x = 9,681,693,576.64
  5. Step 5: Solve for x
    x = 9,681,693,576.64/144,539.19
  6. Step 6: Final answer
    x = 66,983.17

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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.