Home / 119,626.96-179,271.28-66,342.48

Finding the Fourth Proportional to 119,626.96, 179,271.28 and 66,342.48

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Solution

The fourth proportional to 119,626.96, 179,271.28 and 66,342.48 is: 99,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,626.96 : 179,271.28 = 66,342.48 : x
  2. Step 2: Convert to fraction form
    119,626.96/179,271.28 = 66,342.48/x
  3. Step 3: Cross multiply
    119,626.96x = 179,271.28 × 66,342.48
  4. Step 4: Simplify right side
    119,626.96x = 11,893,301,307.97
  5. Step 5: Solve for x
    x = 11,893,301,307.97/119,626.96
  6. Step 6: Final answer
    x = 99,419.91

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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.