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Finding the Fourth Proportional to 269,594.95, 372,038.46 and 148,737.21

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Solution

The fourth proportional to 269,594.95, 372,038.46 and 148,737.21 is: 205,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,594.95 : 372,038.46 = 148,737.21 : x
  2. Step 2: Convert to fraction form
    269,594.95/372,038.46 = 148,737.21/x
  3. Step 3: Cross multiply
    269,594.95x = 372,038.46 × 148,737.21
  4. Step 4: Simplify right side
    269,594.95x = 55,335,962,553.10
  5. Step 5: Solve for x
    x = 55,335,962,553.10/269,594.95
  6. Step 6: Final answer
    x = 205,255.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.