Home / 146,591.40-219,887.10-46,758.90

Finding the Fourth Proportional to 146,591.40, 219,887.10 and 46,758.90

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Solution

The fourth proportional to 146,591.40, 219,887.10 and 46,758.90 is: 70,138.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,591.40 : 219,887.10 = 46,758.90 : x
  2. Step 2: Convert to fraction form
    146,591.40/219,887.10 = 46,758.90/x
  3. Step 3: Cross multiply
    146,591.40x = 219,887.10 × 46,758.90
  4. Step 4: Simplify right side
    146,591.40x = 10,281,678,920.19
  5. Step 5: Solve for x
    x = 10,281,678,920.19/146,591.40
  6. Step 6: Final answer
    x = 70,138.35

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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.