Home / 68,443.18-94,450.59-38,228.93

Finding the Fourth Proportional to 68,443.18, 94,450.59 and 38,228.93

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Solution

The fourth proportional to 68,443.18, 94,450.59 and 38,228.93 is: 52,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,443.18 : 94,450.59 = 38,228.93 : x
  2. Step 2: Convert to fraction form
    68,443.18/94,450.59 = 38,228.93/x
  3. Step 3: Cross multiply
    68,443.18x = 94,450.59 × 38,228.93
  4. Step 4: Simplify right side
    68,443.18x = 3,610,744,875.51
  5. Step 5: Solve for x
    x = 3,610,744,875.51/68,443.18
  6. Step 6: Final answer
    x = 52,755.37

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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.