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Finding the Fourth Proportional to 236,159.32, 325,776.96 and 149,970.82

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Solution

The fourth proportional to 236,159.32, 325,776.96 and 149,970.82 is: 206,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,159.32 : 325,776.96 = 149,970.82 : x
  2. Step 2: Convert to fraction form
    236,159.32/325,776.96 = 149,970.82/x
  3. Step 3: Cross multiply
    236,159.32x = 325,776.96 × 149,970.82
  4. Step 4: Simplify right side
    236,159.32x = 48,857,037,828.31
  5. Step 5: Solve for x
    x = 48,857,037,828.31/236,159.32
  6. Step 6: Final answer
    x = 206,881.68

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1.5x scale

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.