Home / 105,411.96-158,047.88-58,049.36

Finding the Fourth Proportional to 105,411.96, 158,047.88 and 58,049.36

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Solution

The fourth proportional to 105,411.96, 158,047.88 and 58,049.36 is: 87,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,411.96 : 158,047.88 = 58,049.36 : x
  2. Step 2: Convert to fraction form
    105,411.96/158,047.88 = 58,049.36/x
  3. Step 3: Cross multiply
    105,411.96x = 158,047.88 × 58,049.36
  4. Step 4: Simplify right side
    105,411.96x = 9,174,578,283.36
  5. Step 5: Solve for x
    x = 9,174,578,283.36/105,411.96
  6. Step 6: Final answer
    x = 87,035.46

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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.