Home / 64,812.07-89,440.67-35,004.07

Finding the Fourth Proportional to 64,812.07, 89,440.67 and 35,004.07

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Solution

The fourth proportional to 64,812.07, 89,440.67 and 35,004.07 is: 48,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,812.07 : 89,440.67 = 35,004.07 : x
  2. Step 2: Convert to fraction form
    64,812.07/89,440.67 = 35,004.07/x
  3. Step 3: Cross multiply
    64,812.07x = 89,440.67 × 35,004.07
  4. Step 4: Simplify right side
    64,812.07x = 3,130,787,473.53
  5. Step 5: Solve for x
    x = 3,130,787,473.53/64,812.07
  6. Step 6: Final answer
    x = 48,305.62

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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.