Home / 64,812.13-89,440.73-35,004.13

Finding the Fourth Proportional to 64,812.13, 89,440.73 and 35,004.13

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Solution

The fourth proportional to 64,812.13, 89,440.73 and 35,004.13 is: 48,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,812.13 : 89,440.73 = 35,004.13 : x
  2. Step 2: Convert to fraction form
    64,812.13/89,440.73 = 35,004.13/x
  3. Step 3: Cross multiply
    64,812.13x = 89,440.73 × 35,004.13
  4. Step 4: Simplify right side
    64,812.13x = 3,130,794,940.21
  5. Step 5: Solve for x
    x = 3,130,794,940.21/64,812.13
  6. Step 6: Final answer
    x = 48,305.69

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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.