Home / 190,630.55-285,746.31-64,227.13

Finding the Fourth Proportional to 190,630.55, 285,746.31 and 64,227.13

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Solution

The fourth proportional to 190,630.55, 285,746.31 and 64,227.13 is: 96,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,630.55 : 285,746.31 = 64,227.13 : x
  2. Step 2: Convert to fraction form
    190,630.55/285,746.31 = 64,227.13/x
  3. Step 3: Cross multiply
    190,630.55x = 285,746.31 × 64,227.13
  4. Step 4: Simplify right side
    190,630.55x = 18,352,663,649.52
  5. Step 5: Solve for x
    x = 18,352,663,649.52/190,630.55
  6. Step 6: Final answer
    x = 96,273.47

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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.