Home / 113,271.48-156,255.75-67,927.68

Finding the Fourth Proportional to 113,271.48, 156,255.75 and 67,927.68

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Solution

The fourth proportional to 113,271.48, 156,255.75 and 67,927.68 is: 93,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,271.48 : 156,255.75 = 67,927.68 : x
  2. Step 2: Convert to fraction form
    113,271.48/156,255.75 = 67,927.68/x
  3. Step 3: Cross multiply
    113,271.48x = 156,255.75 × 67,927.68
  4. Step 4: Simplify right side
    113,271.48x = 10,614,090,584.16
  5. Step 5: Solve for x
    x = 10,614,090,584.16/113,271.48
  6. Step 6: Final answer
    x = 93,704.88

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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.