Home / 113,905.40-170,825.81-47,263.07

Finding the Fourth Proportional to 113,905.40, 170,825.81 and 47,263.07

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Solution

The fourth proportional to 113,905.40, 170,825.81 and 47,263.07 is: 70,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,905.40 : 170,825.81 = 47,263.07 : x
  2. Step 2: Convert to fraction form
    113,905.40/170,825.81 = 47,263.07/x
  3. Step 3: Cross multiply
    113,905.40x = 170,825.81 × 47,263.07
  4. Step 4: Simplify right side
    113,905.40x = 8,073,752,215.84
  5. Step 5: Solve for x
    x = 8,073,752,215.84/113,905.40
  6. Step 6: Final answer
    x = 70,881.21

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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.