Home / 119,654.59-179,312.67-66,370.06

Finding the Fourth Proportional to 119,654.59, 179,312.67 and 66,370.06

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Solution

The fourth proportional to 119,654.59, 179,312.67 and 66,370.06 is: 99,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,654.59 : 179,312.67 = 66,370.06 : x
  2. Step 2: Convert to fraction form
    119,654.59/179,312.67 = 66,370.06/x
  3. Step 3: Cross multiply
    119,654.59x = 179,312.67 × 66,370.06
  4. Step 4: Simplify right side
    119,654.59x = 11,900,992,666.66
  5. Step 5: Solve for x
    x = 11,900,992,666.66/119,654.59
  6. Step 6: Final answer
    x = 99,461.23

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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.