Home / 564,109.48-846,153.30-137,648.08

Finding the Fourth Proportional to 564,109.48, 846,153.30 and 137,648.08

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Solution

The fourth proportional to 564,109.48, 846,153.30 and 137,648.08 is: 206,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,109.48 : 846,153.30 = 137,648.08 : x
  2. Step 2: Convert to fraction form
    564,109.48/846,153.30 = 137,648.08/x
  3. Step 3: Cross multiply
    564,109.48x = 846,153.30 × 137,648.08
  4. Step 4: Simplify right side
    564,109.48x = 116,471,377,130.66
  5. Step 5: Solve for x
    x = 116,471,377,130.66/564,109.48
  6. Step 6: Final answer
    x = 206,469.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.