Home / 132,215.49-182,457.36-71,785.85

Finding the Fourth Proportional to 132,215.49, 182,457.36 and 71,785.85

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Solution

The fourth proportional to 132,215.49, 182,457.36 and 71,785.85 is: 99,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,215.49 : 182,457.36 = 71,785.85 : x
  2. Step 2: Convert to fraction form
    132,215.49/182,457.36 = 71,785.85/x
  3. Step 3: Cross multiply
    132,215.49x = 182,457.36 × 71,785.85
  4. Step 4: Simplify right side
    132,215.49x = 13,097,855,764.07
  5. Step 5: Solve for x
    x = 13,097,855,764.07/132,215.49
  6. Step 6: Final answer
    x = 99,064.46

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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.