Home / 132,128.66-182,337.67-75,541.22

Finding the Fourth Proportional to 132,128.66, 182,337.67 and 75,541.22

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Solution

The fourth proportional to 132,128.66, 182,337.67 and 75,541.22 is: 104,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,128.66 : 182,337.67 = 75,541.22 : x
  2. Step 2: Convert to fraction form
    132,128.66/182,337.67 = 75,541.22/x
  3. Step 3: Cross multiply
    132,128.66x = 182,337.67 × 75,541.22
  4. Step 4: Simplify right side
    132,128.66x = 13,774,008,943.22
  5. Step 5: Solve for x
    x = 13,774,008,943.22/132,128.66
  6. Step 6: Final answer
    x = 104,246.95

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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.