Home / 113,466.42-156,521.97-71,015.94

Finding the Fourth Proportional to 113,466.42, 156,521.97 and 71,015.94

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Solution

The fourth proportional to 113,466.42, 156,521.97 and 71,015.94 is: 97,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,466.42 : 156,521.97 = 71,015.94 : x
  2. Step 2: Convert to fraction form
    113,466.42/156,521.97 = 71,015.94/x
  3. Step 3: Cross multiply
    113,466.42x = 156,521.97 × 71,015.94
  4. Step 4: Simplify right side
    113,466.42x = 11,115,554,830.20
  5. Step 5: Solve for x
    x = 11,115,554,830.20/113,466.42
  6. Step 6: Final answer
    x = 97,963.39

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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.