Home / 94,955.16-142,350.69-45,009.75

Finding the Fourth Proportional to 94,955.16, 142,350.69 and 45,009.75

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Solution

The fourth proportional to 94,955.16, 142,350.69 and 45,009.75 is: 67,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,955.16 : 142,350.69 = 45,009.75 : x
  2. Step 2: Convert to fraction form
    94,955.16/142,350.69 = 45,009.75/x
  3. Step 3: Cross multiply
    94,955.16x = 142,350.69 × 45,009.75
  4. Step 4: Simplify right side
    94,955.16x = 6,407,168,969.23
  5. Step 5: Solve for x
    x = 6,407,168,969.23/94,955.16
  6. Step 6: Final answer
    x = 67,475.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.