Home / 132,830.52-183,303.72-76,237.44

Finding the Fourth Proportional to 132,830.52, 183,303.72 and 76,237.44

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Solution

The fourth proportional to 132,830.52, 183,303.72 and 76,237.44 is: 105,206.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,830.52 : 183,303.72 = 76,237.44 : x
  2. Step 2: Convert to fraction form
    132,830.52/183,303.72 = 76,237.44/x
  3. Step 3: Cross multiply
    132,830.52x = 183,303.72 × 76,237.44
  4. Step 4: Simplify right side
    132,830.52x = 13,974,606,355.28
  5. Step 5: Solve for x
    x = 13,974,606,355.28/132,830.52
  6. Step 6: Final answer
    x = 105,206.29

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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.