Home / 117,735.40-176,603.10-51,164.20

Finding the Fourth Proportional to 117,735.40, 176,603.10 and 51,164.20

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Solution

The fourth proportional to 117,735.40, 176,603.10 and 51,164.20 is: 76,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,735.40 : 176,603.10 = 51,164.20 : x
  2. Step 2: Convert to fraction form
    117,735.40/176,603.10 = 51,164.20/x
  3. Step 3: Cross multiply
    117,735.40x = 176,603.10 × 51,164.20
  4. Step 4: Simplify right side
    117,735.40x = 9,035,756,329.02
  5. Step 5: Solve for x
    x = 9,035,756,329.02/117,735.40
  6. Step 6: Final answer
    x = 76,746.30

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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.