Home / 59,118.48-88,690.14-19,678.68

Finding the Fourth Proportional to 59,118.48, 88,690.14 and 19,678.68

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Solution

The fourth proportional to 59,118.48, 88,690.14 and 19,678.68 is: 29,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,118.48 : 88,690.14 = 19,678.68 : x
  2. Step 2: Convert to fraction form
    59,118.48/88,690.14 = 19,678.68/x
  3. Step 3: Cross multiply
    59,118.48x = 88,690.14 × 19,678.68
  4. Step 4: Simplify right side
    59,118.48x = 1,745,304,884.22
  5. Step 5: Solve for x
    x = 1,745,304,884.22/59,118.48
  6. Step 6: Final answer
    x = 29,522.15

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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.