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Finding the Fourth Proportional to 249,954.45, 375,019.16 and 72,472.11

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Solution

The fourth proportional to 249,954.45, 375,019.16 and 72,472.11 is: 108,733.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,954.45 : 375,019.16 = 72,472.11 : x
  2. Step 2: Convert to fraction form
    249,954.45/375,019.16 = 72,472.11/x
  3. Step 3: Cross multiply
    249,954.45x = 375,019.16 × 72,472.11
  4. Step 4: Simplify right side
    249,954.45x = 27,178,429,453.27
  5. Step 5: Solve for x
    x = 27,178,429,453.27/249,954.45
  6. Step 6: Final answer
    x = 108,733.53

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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.