Home / 122,177.70-183,266.55-113,320.35

Finding the Fourth Proportional to 122,177.70, 183,266.55 and 113,320.35

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Solution

The fourth proportional to 122,177.70, 183,266.55 and 113,320.35 is: 169,980.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,177.70 : 183,266.55 = 113,320.35 : x
  2. Step 2: Convert to fraction form
    122,177.70/183,266.55 = 113,320.35/x
  3. Step 3: Cross multiply
    122,177.70x = 183,266.55 × 113,320.35
  4. Step 4: Simplify right side
    122,177.70x = 20,767,829,589.29
  5. Step 5: Solve for x
    x = 20,767,829,589.29/122,177.70
  6. Step 6: Final answer
    x = 169,980.53

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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.