Home / 132,036.45-182,192.79-74,683.59

Finding the Fourth Proportional to 132,036.45, 182,192.79 and 74,683.59

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Solution

The fourth proportional to 132,036.45, 182,192.79 and 74,683.59 is: 103,053.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,036.45 : 182,192.79 = 74,683.59 : x
  2. Step 2: Convert to fraction form
    132,036.45/182,192.79 = 74,683.59/x
  3. Step 3: Cross multiply
    132,036.45x = 182,192.79 × 74,683.59
  4. Step 4: Simplify right side
    132,036.45x = 13,606,811,629.32
  5. Step 5: Solve for x
    x = 13,606,811,629.32/132,036.45
  6. Step 6: Final answer
    x = 103,053.45

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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.