Home / 113,263.29-156,311.46-67,943.16

Finding the Fourth Proportional to 113,263.29, 156,311.46 and 67,943.16

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Solution

The fourth proportional to 113,263.29, 156,311.46 and 67,943.16 is: 93,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,263.29 : 156,311.46 = 67,943.16 : x
  2. Step 2: Convert to fraction form
    113,263.29/156,311.46 = 67,943.16/x
  3. Step 3: Cross multiply
    113,263.29x = 156,311.46 × 67,943.16
  4. Step 4: Simplify right side
    113,263.29x = 10,620,294,536.61
  5. Step 5: Solve for x
    x = 10,620,294,536.61/113,263.29
  6. Step 6: Final answer
    x = 93,766.43

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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.