Home / 59,135.15-88,708.46-21,686.19

Finding the Fourth Proportional to 59,135.15, 88,708.46 and 21,686.19

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Solution

The fourth proportional to 59,135.15, 88,708.46 and 21,686.19 is: 32,531.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,135.15 : 88,708.46 = 21,686.19 : x
  2. Step 2: Convert to fraction form
    59,135.15/88,708.46 = 21,686.19/x
  3. Step 3: Cross multiply
    59,135.15x = 88,708.46 × 21,686.19
  4. Step 4: Simplify right side
    59,135.15x = 1,923,748,409.74
  5. Step 5: Solve for x
    x = 1,923,748,409.74/59,135.15
  6. Step 6: Final answer
    x = 32,531.39

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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.