Home / 119,335.12-164,641.50-73,996.79

Finding the Fourth Proportional to 119,335.12, 164,641.50 and 73,996.79

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Solution

The fourth proportional to 119,335.12, 164,641.50 and 73,996.79 is: 102,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,335.12 : 164,641.50 = 73,996.79 : x
  2. Step 2: Convert to fraction form
    119,335.12/164,641.50 = 73,996.79/x
  3. Step 3: Cross multiply
    119,335.12x = 164,641.50 × 73,996.79
  4. Step 4: Simplify right side
    119,335.12x = 12,182,941,677.58
  5. Step 5: Solve for x
    x = 12,182,941,677.58/119,335.12
  6. Step 6: Final answer
    x = 102,090.16

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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.