Home / 132,881.64-183,392.23-75,529.58

Finding the Fourth Proportional to 132,881.64, 183,392.23 and 75,529.58

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Solution

The fourth proportional to 132,881.64, 183,392.23 and 75,529.58 is: 104,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,881.64 : 183,392.23 = 75,529.58 : x
  2. Step 2: Convert to fraction form
    132,881.64/183,392.23 = 75,529.58/x
  3. Step 3: Cross multiply
    132,881.64x = 183,392.23 × 75,529.58
  4. Step 4: Simplify right side
    132,881.64x = 13,851,537,962.15
  5. Step 5: Solve for x
    x = 13,851,537,962.15/132,881.64
  6. Step 6: Final answer
    x = 104,239.67

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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.