Home / 108,228.84-149,397.56-96,878.31

Finding the Fourth Proportional to 108,228.84, 149,397.56 and 96,878.31

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Solution

The fourth proportional to 108,228.84, 149,397.56 and 96,878.31 is: 133,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,228.84 : 149,397.56 = 96,878.31 : x
  2. Step 2: Convert to fraction form
    108,228.84/149,397.56 = 96,878.31/x
  3. Step 3: Cross multiply
    108,228.84x = 149,397.56 × 96,878.31
  4. Step 4: Simplify right side
    108,228.84x = 14,473,382,646.53
  5. Step 5: Solve for x
    x = 14,473,382,646.53/108,228.84
  6. Step 6: Final answer
    x = 133,729.44

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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.