Home / 144,494.55-216,688.04-49,698.12

Finding the Fourth Proportional to 144,494.55, 216,688.04 and 49,698.12

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Solution

The fourth proportional to 144,494.55, 216,688.04 and 49,698.12 is: 74,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,494.55 : 216,688.04 = 49,698.12 : x
  2. Step 2: Convert to fraction form
    144,494.55/216,688.04 = 49,698.12/x
  3. Step 3: Cross multiply
    144,494.55x = 216,688.04 × 49,698.12
  4. Step 4: Simplify right side
    144,494.55x = 10,768,987,965.99
  5. Step 5: Solve for x
    x = 10,768,987,965.99/144,494.55
  6. Step 6: Final answer
    x = 74,528.68

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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.