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Finding the Fourth Proportional to 60,299.40, 83,213.64 and 33,440.40

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Solution

The fourth proportional to 60,299.40, 83,213.64 and 33,440.40 is: 46,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,299.40 : 83,213.64 = 33,440.40 : x
  2. Step 2: Convert to fraction form
    60,299.40/83,213.64 = 33,440.40/x
  3. Step 3: Cross multiply
    60,299.40x = 83,213.64 × 33,440.40
  4. Step 4: Simplify right side
    60,299.40x = 2,782,697,407.06
  5. Step 5: Solve for x
    x = 2,782,697,407.06/60,299.40
  6. Step 6: Final answer
    x = 46,148.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.