Home / 252,607.20-348,598.25-139,429.95

Finding the Fourth Proportional to 252,607.20, 348,598.25 and 139,429.95

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Solution

The fourth proportional to 252,607.20, 348,598.25 and 139,429.95 is: 192,413.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,607.20 : 348,598.25 = 139,429.95 : x
  2. Step 2: Convert to fraction form
    252,607.20/348,598.25 = 139,429.95/x
  3. Step 3: Cross multiply
    252,607.20x = 348,598.25 × 139,429.95
  4. Step 4: Simplify right side
    252,607.20x = 48,605,036,567.59
  5. Step 5: Solve for x
    x = 48,605,036,567.59/252,607.20
  6. Step 6: Final answer
    x = 192,413.50

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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.