Home / 113,274.21-156,319.02-62,290.23

Finding the Fourth Proportional to 113,274.21, 156,319.02 and 62,290.23

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Solution

The fourth proportional to 113,274.21, 156,319.02 and 62,290.23 is: 85,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,274.21 : 156,319.02 = 62,290.23 : x
  2. Step 2: Convert to fraction form
    113,274.21/156,319.02 = 62,290.23/x
  3. Step 3: Cross multiply
    113,274.21x = 156,319.02 × 62,290.23
  4. Step 4: Simplify right side
    113,274.21x = 9,737,147,709.17
  5. Step 5: Solve for x
    x = 9,737,147,709.17/113,274.21
  6. Step 6: Final answer
    x = 85,960.85

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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.