Home / 117,823.40-176,735.10-51,252.20

Finding the Fourth Proportional to 117,823.40, 176,735.10 and 51,252.20

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Solution

The fourth proportional to 117,823.40, 176,735.10 and 51,252.20 is: 76,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,823.40 : 176,735.10 = 51,252.20 : x
  2. Step 2: Convert to fraction form
    117,823.40/176,735.10 = 51,252.20/x
  3. Step 3: Cross multiply
    117,823.40x = 176,735.10 × 51,252.20
  4. Step 4: Simplify right side
    117,823.40x = 9,058,062,692.22
  5. Step 5: Solve for x
    x = 9,058,062,692.22/117,823.40
  6. Step 6: Final answer
    x = 76,878.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.