Home / 132,125.78-182,333.70-75,538.34

Finding the Fourth Proportional to 132,125.78, 182,333.70 and 75,538.34

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Solution

The fourth proportional to 132,125.78, 182,333.70 and 75,538.34 is: 104,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,125.78 : 182,333.70 = 75,538.34 : x
  2. Step 2: Convert to fraction form
    132,125.78/182,333.70 = 75,538.34/x
  3. Step 3: Cross multiply
    132,125.78x = 182,333.70 × 75,538.34
  4. Step 4: Simplify right side
    132,125.78x = 13,773,185,024.06
  5. Step 5: Solve for x
    x = 13,773,185,024.06/132,125.78
  6. Step 6: Final answer
    x = 104,242.98

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1.5x scale

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.