Home / 119,627.15-179,271.46-66,342.57

Finding the Fourth Proportional to 119,627.15, 179,271.46 and 66,342.57

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Solution

The fourth proportional to 119,627.15, 179,271.46 and 66,342.57 is: 99,419.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,627.15 : 179,271.46 = 66,342.57 : x
  2. Step 2: Convert to fraction form
    119,627.15/179,271.46 = 66,342.57/x
  3. Step 3: Cross multiply
    119,627.15x = 179,271.46 × 66,342.57
  4. Step 4: Simplify right side
    119,627.15x = 11,893,329,384.05
  5. Step 5: Solve for x
    x = 11,893,329,384.05/119,627.15
  6. Step 6: Final answer
    x = 99,419.98

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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.