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Finding the Fourth Proportional to 239,677.98, 330,762.54 and 132,254.93

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Solution

The fourth proportional to 239,677.98, 330,762.54 and 132,254.93 is: 182,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,677.98 : 330,762.54 = 132,254.93 : x
  2. Step 2: Convert to fraction form
    239,677.98/330,762.54 = 132,254.93/x
  3. Step 3: Cross multiply
    239,677.98x = 330,762.54 × 132,254.93
  4. Step 4: Simplify right side
    239,677.98x = 43,744,976,574.32
  5. Step 5: Solve for x
    x = 43,744,976,574.32/239,677.98
  6. Step 6: Final answer
    x = 182,515.63

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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.