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Finding the Fourth Proportional to 249,202.84, 373,809.56 and 89,289.20

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Solution

The fourth proportional to 249,202.84, 373,809.56 and 89,289.20 is: 133,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,202.84 : 373,809.56 = 89,289.20 : x
  2. Step 2: Convert to fraction form
    249,202.84/373,809.56 = 89,289.20/x
  3. Step 3: Cross multiply
    249,202.84x = 373,809.56 × 89,289.20
  4. Step 4: Simplify right side
    249,202.84x = 33,377,156,564.75
  5. Step 5: Solve for x
    x = 33,377,156,564.75/249,202.84
  6. Step 6: Final answer
    x = 133,935.70

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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.