Home / 132,909.46-183,507.53-107,528.41

Finding the Fourth Proportional to 132,909.46, 183,507.53 and 107,528.41

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Solution

The fourth proportional to 132,909.46, 183,507.53 and 107,528.41 is: 148,464.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,909.46 : 183,507.53 = 107,528.41 : x
  2. Step 2: Convert to fraction form
    132,909.46/183,507.53 = 107,528.41/x
  3. Step 3: Cross multiply
    132,909.46x = 183,507.53 × 107,528.41
  4. Step 4: Simplify right side
    132,909.46x = 19,732,272,615.67
  5. Step 5: Solve for x
    x = 19,732,272,615.67/132,909.46
  6. Step 6: Final answer
    x = 148,464.02

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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.