Home / 124,620.18-171,973.17-68,032.50

Finding the Fourth Proportional to 124,620.18, 171,973.17 and 68,032.50

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Solution

The fourth proportional to 124,620.18, 171,973.17 and 68,032.50 is: 93,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,620.18 : 171,973.17 = 68,032.50 : x
  2. Step 2: Convert to fraction form
    124,620.18/171,973.17 = 68,032.50/x
  3. Step 3: Cross multiply
    124,620.18x = 171,973.17 × 68,032.50
  4. Step 4: Simplify right side
    124,620.18x = 11,699,764,688.03
  5. Step 5: Solve for x
    x = 11,699,764,688.03/124,620.18
  6. Step 6: Final answer
    x = 93,883.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.