Home / 144,461.28-216,544.20-49,663.02

Finding the Fourth Proportional to 144,461.28, 216,544.20 and 49,663.02

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Solution

The fourth proportional to 144,461.28, 216,544.20 and 49,663.02 is: 74,443.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,461.28 : 216,544.20 = 49,663.02 : x
  2. Step 2: Convert to fraction form
    144,461.28/216,544.20 = 49,663.02/x
  3. Step 3: Cross multiply
    144,461.28x = 216,544.20 × 49,663.02
  4. Step 4: Simplify right side
    144,461.28x = 10,754,238,935.48
  5. Step 5: Solve for x
    x = 10,754,238,935.48/144,461.28
  6. Step 6: Final answer
    x = 74,443.75

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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.