Home / 94,950.48-142,237.86-77,200.95

Finding the Fourth Proportional to 94,950.48, 142,237.86 and 77,200.95

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Solution

The fourth proportional to 94,950.48, 142,237.86 and 77,200.95 is: 115,648.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,950.48 : 142,237.86 = 77,200.95 : x
  2. Step 2: Convert to fraction form
    94,950.48/142,237.86 = 77,200.95/x
  3. Step 3: Cross multiply
    94,950.48x = 142,237.86 × 77,200.95
  4. Step 4: Simplify right side
    94,950.48x = 10,980,897,917.97
  5. Step 5: Solve for x
    x = 10,980,897,917.97/94,950.48
  6. Step 6: Final answer
    x = 115,648.68

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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.