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Finding the Fourth Proportional to 265,513.48, 397,962.06 and 107,545.48

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Solution

The fourth proportional to 265,513.48, 397,962.06 and 107,545.48 is: 161,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,513.48 : 397,962.06 = 107,545.48 : x
  2. Step 2: Convert to fraction form
    265,513.48/397,962.06 = 107,545.48/x
  3. Step 3: Cross multiply
    265,513.48x = 397,962.06 × 107,545.48
  4. Step 4: Simplify right side
    265,513.48x = 42,799,020,764.49
  5. Step 5: Solve for x
    x = 42,799,020,764.49/265,513.48
  6. Step 6: Final answer
    x = 161,193.40

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1.5x scale

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.