Home / 132,270.84-182,512.42-81,267.16

Finding the Fourth Proportional to 132,270.84, 182,512.42 and 81,267.16

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Solution

The fourth proportional to 132,270.84, 182,512.42 and 81,267.16 is: 112,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,270.84 : 182,512.42 = 81,267.16 : x
  2. Step 2: Convert to fraction form
    132,270.84/182,512.42 = 81,267.16/x
  3. Step 3: Cross multiply
    132,270.84x = 182,512.42 × 81,267.16
  4. Step 4: Simplify right side
    132,270.84x = 14,832,266,038.13
  5. Step 5: Solve for x
    x = 14,832,266,038.13/132,270.84
  6. Step 6: Final answer
    x = 112,135.57

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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.