Home / 190,011.64-284,975.34-84,763.48

Finding the Fourth Proportional to 190,011.64, 284,975.34 and 84,763.48

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Solution

The fourth proportional to 190,011.64, 284,975.34 and 84,763.48 is: 127,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,011.64 : 284,975.34 = 84,763.48 : x
  2. Step 2: Convert to fraction form
    190,011.64/284,975.34 = 84,763.48/x
  3. Step 3: Cross multiply
    190,011.64x = 284,975.34 × 84,763.48
  4. Step 4: Simplify right side
    190,011.64x = 24,155,501,532.58
  5. Step 5: Solve for x
    x = 24,155,501,532.58/190,011.64
  6. Step 6: Final answer
    x = 127,126.43

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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.