Home / 132,911.82-183,416.04-72,482.94

Finding the Fourth Proportional to 132,911.82, 183,416.04 and 72,482.94

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Solution

The fourth proportional to 132,911.82, 183,416.04 and 72,482.94 is: 100,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,911.82 : 183,416.04 = 72,482.94 : x
  2. Step 2: Convert to fraction form
    132,911.82/183,416.04 = 72,482.94/x
  3. Step 3: Cross multiply
    132,911.82x = 183,416.04 × 72,482.94
  4. Step 4: Simplify right side
    132,911.82x = 13,294,533,822.36
  5. Step 5: Solve for x
    x = 13,294,533,822.36/132,911.82
  6. Step 6: Final answer
    x = 100,025.22

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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.