Home / 144,332.76-216,499.41-55,628.04

Finding the Fourth Proportional to 144,332.76, 216,499.41 and 55,628.04

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Solution

The fourth proportional to 144,332.76, 216,499.41 and 55,628.04 is: 83,442.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,332.76 : 216,499.41 = 55,628.04 : x
  2. Step 2: Convert to fraction form
    144,332.76/216,499.41 = 55,628.04/x
  3. Step 3: Cross multiply
    144,332.76x = 216,499.41 × 55,628.04
  4. Step 4: Simplify right side
    144,332.76x = 12,043,437,839.46
  5. Step 5: Solve for x
    x = 12,043,437,839.46/144,332.76
  6. Step 6: Final answer
    x = 83,442.16

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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.