Home / 144,298.75-216,451.37-49,528.75

Finding the Fourth Proportional to 144,298.75, 216,451.37 and 49,528.75

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Solution

The fourth proportional to 144,298.75, 216,451.37 and 49,528.75 is: 74,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,298.75 : 216,451.37 = 49,528.75 : x
  2. Step 2: Convert to fraction form
    144,298.75/216,451.37 = 49,528.75/x
  3. Step 3: Cross multiply
    144,298.75x = 216,451.37 × 49,528.75
  4. Step 4: Simplify right side
    144,298.75x = 10,720,565,544.24
  5. Step 5: Solve for x
    x = 10,720,565,544.24/144,298.75
  6. Step 6: Final answer
    x = 74,294.24

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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.