Home / 94,923.20-142,341.60-42,305.60

Finding the Fourth Proportional to 94,923.20, 142,341.60 and 42,305.60

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Solution

The fourth proportional to 94,923.20, 142,341.60 and 42,305.60 is: 63,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,923.20 : 142,341.60 = 42,305.60 : x
  2. Step 2: Convert to fraction form
    94,923.20/142,341.60 = 42,305.60/x
  3. Step 3: Cross multiply
    94,923.20x = 142,341.60 × 42,305.60
  4. Step 4: Simplify right side
    94,923.20x = 6,021,846,792.96
  5. Step 5: Solve for x
    x = 6,021,846,792.96/94,923.20
  6. Step 6: Final answer
    x = 63,439.15

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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.