Home / 133,924.16-200,887.68-40,430.72

Finding the Fourth Proportional to 133,924.16, 200,887.68 and 40,430.72

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Solution

The fourth proportional to 133,924.16, 200,887.68 and 40,430.72 is: 60,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,924.16 : 200,887.68 = 40,430.72 : x
  2. Step 2: Convert to fraction form
    133,924.16/200,887.68 = 40,430.72/x
  3. Step 3: Cross multiply
    133,924.16x = 200,887.68 × 40,430.72
  4. Step 4: Simplify right side
    133,924.16x = 8,122,033,541.53
  5. Step 5: Solve for x
    x = 8,122,033,541.53/133,924.16
  6. Step 6: Final answer
    x = 60,646.51

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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.