Home / 113,626.14-156,809.43-63,325.50

Finding the Fourth Proportional to 113,626.14, 156,809.43 and 63,325.50

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Solution

The fourth proportional to 113,626.14, 156,809.43 and 63,325.50 is: 87,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,626.14 : 156,809.43 = 63,325.50 : x
  2. Step 2: Convert to fraction form
    113,626.14/156,809.43 = 63,325.50/x
  3. Step 3: Cross multiply
    113,626.14x = 156,809.43 × 63,325.50
  4. Step 4: Simplify right side
    113,626.14x = 9,930,035,559.47
  5. Step 5: Solve for x
    x = 9,930,035,559.47/113,626.14
  6. Step 6: Final answer
    x = 87,392.18

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1.5x scale

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.