Home / 190,662.71-285,995.76-48,508.17

Finding the Fourth Proportional to 190,662.71, 285,995.76 and 48,508.17

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Solution

The fourth proportional to 190,662.71, 285,995.76 and 48,508.17 is: 72,762.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,662.71 : 285,995.76 = 48,508.17 : x
  2. Step 2: Convert to fraction form
    190,662.71/285,995.76 = 48,508.17/x
  3. Step 3: Cross multiply
    190,662.71x = 285,995.76 × 48,508.17
  4. Step 4: Simplify right side
    190,662.71x = 13,873,129,963.83
  5. Step 5: Solve for x
    x = 13,873,129,963.83/190,662.71
  6. Step 6: Final answer
    x = 72,762.68

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1.5x scale

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.