Home / 45,755.73-68,329.10-45,260.93

Finding the Fourth Proportional to 45,755.73, 68,329.10 and 45,260.93

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Solution

The fourth proportional to 45,755.73, 68,329.10 and 45,260.93 is: 67,590.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,755.73 : 68,329.10 = 45,260.93 : x
  2. Step 2: Convert to fraction form
    45,755.73/68,329.10 = 45,260.93/x
  3. Step 3: Cross multiply
    45,755.73x = 68,329.10 × 45,260.93
  4. Step 4: Simplify right side
    45,755.73x = 3,092,638,044.11
  5. Step 5: Solve for x
    x = 3,092,638,044.11/45,755.73
  6. Step 6: Final answer
    x = 67,590.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.