Home / 132,302.54-182,548.68-78,605.48

Finding the Fourth Proportional to 132,302.54, 182,548.68 and 78,605.48

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Solution

The fourth proportional to 132,302.54, 182,548.68 and 78,605.48 is: 108,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,302.54 : 182,548.68 = 78,605.48 : x
  2. Step 2: Convert to fraction form
    132,302.54/182,548.68 = 78,605.48/x
  3. Step 3: Cross multiply
    132,302.54x = 182,548.68 × 78,605.48
  4. Step 4: Simplify right side
    132,302.54x = 14,349,326,614.77
  5. Step 5: Solve for x
    x = 14,349,326,614.77/132,302.54
  6. Step 6: Final answer
    x = 108,458.44

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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.