Home / 104,088.11-143,641.08-58,765.64

Finding the Fourth Proportional to 104,088.11, 143,641.08 and 58,765.64

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Solution

The fourth proportional to 104,088.11, 143,641.08 and 58,765.64 is: 81,096.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,088.11 : 143,641.08 = 58,765.64 : x
  2. Step 2: Convert to fraction form
    104,088.11/143,641.08 = 58,765.64/x
  3. Step 3: Cross multiply
    104,088.11x = 143,641.08 × 58,765.64
  4. Step 4: Simplify right side
    104,088.11x = 8,441,159,278.29
  5. Step 5: Solve for x
    x = 8,441,159,278.29/104,088.11
  6. Step 6: Final answer
    x = 81,096.29

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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.