Home / 142,295.93-213,420.52-51,092.46

Finding the Fourth Proportional to 142,295.93, 213,420.52 and 51,092.46

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Solution

The fourth proportional to 142,295.93, 213,420.52 and 51,092.46 is: 76,630.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,295.93 : 213,420.52 = 51,092.46 : x
  2. Step 2: Convert to fraction form
    142,295.93/213,420.52 = 51,092.46/x
  3. Step 3: Cross multiply
    142,295.93x = 213,420.52 × 51,092.46
  4. Step 4: Simplify right side
    142,295.93x = 10,904,178,058.71
  5. Step 5: Solve for x
    x = 10,904,178,058.71/142,295.93
  6. Step 6: Final answer
    x = 76,630.29

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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.