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Finding the Fourth Proportional to 265,252.95, 397,524.51 and 130,110.39

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Solution

The fourth proportional to 265,252.95, 397,524.51 and 130,110.39 is: 194,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,252.95 : 397,524.51 = 130,110.39 : x
  2. Step 2: Convert to fraction form
    265,252.95/397,524.51 = 130,110.39/x
  3. Step 3: Cross multiply
    265,252.95x = 397,524.51 × 130,110.39
  4. Step 4: Simplify right side
    265,252.95x = 51,722,069,030.66
  5. Step 5: Solve for x
    x = 51,722,069,030.66/265,252.95
  6. Step 6: Final answer
    x = 194,991.49

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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.