Home / 119,347.02-164,696.70-65,632.17

Finding the Fourth Proportional to 119,347.02, 164,696.70 and 65,632.17

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Solution

The fourth proportional to 119,347.02, 164,696.70 and 65,632.17 is: 90,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,347.02 : 164,696.70 = 65,632.17 : x
  2. Step 2: Convert to fraction form
    119,347.02/164,696.70 = 65,632.17/x
  3. Step 3: Cross multiply
    119,347.02x = 164,696.70 × 65,632.17
  4. Step 4: Simplify right side
    119,347.02x = 10,809,401,812.84
  5. Step 5: Solve for x
    x = 10,809,401,812.84/119,347.02
  6. Step 6: Final answer
    x = 90,571.19

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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.