Home / 110,941.28-153,172.32-68,562.08

Finding the Fourth Proportional to 110,941.28, 153,172.32 and 68,562.08

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Solution

The fourth proportional to 110,941.28, 153,172.32 and 68,562.08 is: 94,661.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,941.28 : 153,172.32 = 68,562.08 : x
  2. Step 2: Convert to fraction form
    110,941.28/153,172.32 = 68,562.08/x
  3. Step 3: Cross multiply
    110,941.28x = 153,172.32 × 68,562.08
  4. Step 4: Simplify right side
    110,941.28x = 10,501,812,857.63
  5. Step 5: Solve for x
    x = 10,501,812,857.63/110,941.28
  6. Step 6: Final answer
    x = 94,661.00

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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.