Home / 108,823.84-150,176.90-61,077.19

Finding the Fourth Proportional to 108,823.84, 150,176.90 and 61,077.19

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Solution

The fourth proportional to 108,823.84, 150,176.90 and 61,077.19 is: 84,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,823.84 : 150,176.90 = 61,077.19 : x
  2. Step 2: Convert to fraction form
    108,823.84/150,176.90 = 61,077.19/x
  3. Step 3: Cross multiply
    108,823.84x = 150,176.90 × 61,077.19
  4. Step 4: Simplify right side
    108,823.84x = 9,172,383,054.91
  5. Step 5: Solve for x
    x = 9,172,383,054.91/108,823.84
  6. Step 6: Final answer
    x = 84,286.52

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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.