Home / 132,130.36-182,338.98-71,699.47

Finding the Fourth Proportional to 132,130.36, 182,338.98 and 71,699.47

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Solution

The fourth proportional to 132,130.36, 182,338.98 and 71,699.47 is: 98,944.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,130.36 : 182,338.98 = 71,699.47 : x
  2. Step 2: Convert to fraction form
    132,130.36/182,338.98 = 71,699.47/x
  3. Step 3: Cross multiply
    132,130.36x = 182,338.98 × 71,699.47
  4. Step 4: Simplify right side
    132,130.36x = 13,073,608,226.34
  5. Step 5: Solve for x
    x = 13,073,608,226.34/132,130.36
  6. Step 6: Final answer
    x = 98,944.77

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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.