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Finding the Fourth Proportional to 249,048.29, 373,751.97 and 99,201.90

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Solution

The fourth proportional to 249,048.29, 373,751.97 and 99,201.90 is: 148,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,048.29 : 373,751.97 = 99,201.90 : x
  2. Step 2: Convert to fraction form
    249,048.29/373,751.97 = 99,201.90/x
  3. Step 3: Cross multiply
    249,048.29x = 373,751.97 × 99,201.90
  4. Step 4: Simplify right side
    249,048.29x = 37,076,905,552.74
  5. Step 5: Solve for x
    x = 37,076,905,552.74/249,048.29
  6. Step 6: Final answer
    x = 148,874.36

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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.