Home / 119,394.12-164,607.73-86,659.14

Finding the Fourth Proportional to 119,394.12, 164,607.73 and 86,659.14

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Solution

The fourth proportional to 119,394.12, 164,607.73 and 86,659.14 is: 119,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,394.12 : 164,607.73 = 86,659.14 : x
  2. Step 2: Convert to fraction form
    119,394.12/164,607.73 = 86,659.14/x
  3. Step 3: Cross multiply
    119,394.12x = 164,607.73 × 86,659.14
  4. Step 4: Simplify right side
    119,394.12x = 14,264,764,319.15
  5. Step 5: Solve for x
    x = 14,264,764,319.15/119,394.12
  6. Step 6: Final answer
    x = 119,476.27

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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.